/* ===================================
   DRAMATICKÝ TMAVÝ REDESIGN
   Modern, Emotional, Bold
   =================================== */

/* Font definitions - inline pro rychlejší načítání */
/* vietnamese */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B46r2z3nWuZEC.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B46r2z3jWuZEC.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B46r2z3bWuQ.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* vietnamese */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B47b1z3nWuZEC.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B47b1z3jWuZEC.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B47b1z3bWuQ.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* vietnamese */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B45L0z3nWuZEC.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B45L0z3jWuZEC.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url(../fonts/HTxwL3I-JCGChYJ8VI-L6OO_au7B45L0z3bWuQ.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WRhyzbi.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459W1hyzbi.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WZhyzbi.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wdhyzbi.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wlhyw.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WRhyzbi.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459W1hyzbi.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WZhyzbi.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wdhyzbi.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wlhyw.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WRhyzbi.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459W1hyzbi.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WZhyzbi.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wdhyzbi.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wlhyw.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WRhyzbi.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459W1hyzbi.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WZhyzbi.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wdhyzbi.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wlhyw.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WRhyzbi.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459W1hyzbi.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WZhyzbi.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wdhyzbi.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wlhyw.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WRhyzbi.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459W1hyzbi.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459WZhyzbi.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wdhyzbi.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/JTUSjIg1_i6t8kCHKm459Wlhyw.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    /* TMAVÁ PALETA - Dramatická a emotivní */
    --bg-primary: #0a0a0a;           /* Hluboká černá */
    --bg-section: #141414;           /* Tmavě šedá pro sekce */
    --bg-card: #1a1a1a;              /* Card pozadí */
    --bg-elevated: #222222;          /* Zvýrazněné prvky */

    /* ELEKTRICKÉ AKCENTY - Živé a energické */
    --accent-electric: #00ff88;      /* Elektrická neonová zelená */
    --accent-power: #ff3366;         /* Energická růžová */
    --accent-highlight: #00d9ff;     /* Elektrická cyan */

    /* TEXT - Kontrastní a čitelný */
    --text-primary: #ffffff;
    --text-secondary: #c5c5c5;       /* Zvýšený kontrast z #b0b0b0 */
    --text-muted: #999999;           /* Zvýšený kontrast z #707070 */

    /* GRADIENTY - Dramatické a hluboké */
    --gradient-dark: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    --gradient-electric: linear-gradient(135deg, #00ff88 0%, #00d9ff 100%);
    --gradient-power: linear-gradient(135deg, #ff3366 0%, #ff6b35 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(10,10,10,0) 0%, rgba(10,10,10,0.8) 100%);

    /* TYPOGRAPHY - Odvážná a moderní */
    --font-display: 'Barlow Condensed', sans-serif;
    --font-body: 'Montserrat', sans-serif;

    /* ANIMACE - Plynulé a dramatické */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);

    /* EFEKTY */
    --glow-electric: 0 0 30px rgba(0, 255, 136, 0.4);
    --shadow-deep: 0 20px 60px rgba(0, 0, 0, 0.8);
    --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.6);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    line-height: 1.7;
    background-color: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    max-width: 100vw;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Lazy loading efekt - jednoduchý placeholder bez animace */
img[loading="lazy"]:not(.loaded) {
    opacity: 0.5;
}

img[loading="lazy"] {
    transition: opacity 0.3s ease;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* SELECTION STYLING */
::selection {
    background: var(--accent-electric);
    color: var(--bg-primary);
}

::-moz-selection {
    background: var(--accent-electric);
    color: var(--bg-primary);
}

/* ===================================
   TLAČÍTKA - Odvážná a energická
   =================================== */
.btn {
    display: inline-block;
    padding: 16px 40px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-align: center;
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-electric);
    transition: var(--transition-smooth);
    z-index: -1;
}

.btn:hover::before {
    left: 0;
}

.btn-primary {
    background: var(--accent-electric);
    color: var(--bg-primary);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-electric);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--text-primary);
}

.btn-secondary:hover {
    background: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
    transform: translateY(-3px);
}

.btn-large {
    padding: 20px 50px;
    font-size: 1.1rem;
    letter-spacing: 3px;
}

/* ===================================
   HEADER - Minimalistický a moderní
   =================================== */
.header {
    background: rgba(10, 10, 10, 34%);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-smooth);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo a {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-electric);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 3px;
}

.logo-subtitle {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-top: -5px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-list {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: var(--transition-fast);
    position: relative;
    padding: 8px 0;
}

.nav-link:hover {
    color: var(--accent-electric);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-electric);
    transition: var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--accent-electric);
}

/* Hamburger menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger-line {
    width: 28px;
    height: 2px;
    background: var(--accent-electric);
    transition: var(--transition-smooth);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* ===================================
   HERO SEKCE - Plně dramatická
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    color: var(--text-primary);
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* Responsive hero obrázek - mobile first */
    background-image: url('../images/haibike-uvod-mobile.jpeg');
    background-size: cover;
    background-position: center;
    opacity: 0.3;
    z-index: 0;
    filter: grayscale(50%);
}

/* Tablet hero obrázek */
@media (min-width: 768px) {
    .hero::before {
        background-image: url('../images/haibike-uvod-tablet.jpeg');
    }
}

/* Desktop hero obrázek */
@media (min-width: 1536px) {
    .hero::before {
        background-image: url('../images/haibike-uvod.jpeg');
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(10,10,10,0.7) 0%, rgba(10,10,10,0.95) 100%);
    z-index: 1;
}

/* Animated gradient overlay */
.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0,255,136,0.05) 0%, transparent 70%);
    animation: heroGlow 15s ease-in-out infinite;
    z-index: 1;
}

@keyframes heroGlow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20%, 10%) scale(1.1); }
    66% { transform: translate(-20%, -10%) scale(0.9); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    padding: 0 20px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 6rem;
    font-weight: 900;
    margin-bottom: 30px;
    line-height: 0.95;
    text-transform: uppercase;
    letter-spacing: 5px;
    background: linear-gradient(135deg, #ffffff 0%, #00ff88 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 80px rgba(0, 255, 136, 0.3);
    animation: titleFloat 3s ease-in-out infinite;
}

@keyframes titleFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 50px;
    font-weight: 300;
    color: var(--text-secondary);
    letter-spacing: 3px;
    text-transform: uppercase;
}

.hero-buttons {
    display: flex;
    gap: 25px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-indicator::before {
    content: '↓';
    font-size: 2rem;
    color: var(--accent-electric);
    opacity: 0.6;
}

@keyframes scrollBounce {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, 10px); }
}

/* ===================================
   SPOLEČNÉ PRO SEKCE - Odvážné a čisté
   =================================== */
.section-title {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 900;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 4px;
    line-height: 1.1;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 60px;
    font-weight: 600;
    letter-spacing: 1px;
}

/* ===================================
   O ZNAČCE - Tmavá a elegantní
   =================================== */
.about {
    padding: 120px 0;
    background: var(--bg-section);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--accent-electric) 50%, transparent 100%);
    opacity: 0.3;
}

.about-intro {
    max-width: 1000px;
    margin: 40px auto 80px;
    text-align: center;
}

.about-intro p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.subsection-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-align: center;
    margin: 80px 0 50px;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 50px;
    margin-top: 60px;
}

.about-item {
    text-align: center;
    padding: 40px 30px;
    background: var(--bg-card);
    border-radius: 0;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.about-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-electric);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.about-item:hover::before {
    transform: scaleX(1);
}

.about-item:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 255, 136, 0.2);
    box-shadow: var(--shadow-card);
}

.about-icon {
    font-size: 3.5rem;
    margin-bottom: 25px;
    filter: grayscale(30%);
}

/* SVG ikony styly */
.about-icon svg,
.feature-icon svg {
    width: 80px;
    height: 80px;
    transition: var(--transition-smooth);
    filter: drop-shadow(0 0 10px rgba(0, 255, 136, 0.3));
}

.about-item:hover .about-icon svg,
.feature-card:hover .feature-icon svg {
    transform: scale(1.1) translateY(-5px);
    filter: drop-shadow(0 0 20px rgba(0, 255, 136, 0.6));
}

/* Animace rotace pro ozubené kolo */
.feature-card:hover .feature-icon svg #gradient-gear ~ * {
    animation: rotateGear 2s linear infinite;
}

@keyframes rotateGear {
    from { transform-origin: center; transform: rotate(0deg); }
    to { transform-origin: center; transform: rotate(360deg); }
}

/* Pulsující efekt pro baterie */
.about-item:hover .about-icon svg [fill*="gradient-battery"],
.feature-card:hover .feature-icon svg [fill*="gradient-battery"] {
    animation: pulseBattery 1.5s ease-in-out infinite;
}

@keyframes pulseBattery {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Světelný efekt pro štíty */
.about-item:hover .about-icon svg [stroke*="gradient-quality"],
.about-item:hover .about-icon svg [stroke*="gradient-warranty"],
.feature-card:hover .feature-icon svg [stroke*="gradient-warranty"] {
    stroke-width: 3;
    filter: drop-shadow(0 0 8px rgba(0, 255, 136, 0.8));
}

.about-item h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 18px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.about-item p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ===================================
   Modelové řady
   =================================== */
.model-lines {
    padding: 80px 0;
    background-color: var(--color-light-bg);
}

.model-line-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.model-line-card {
    background-color: var(--color-white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.model-line-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.model-line-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.model-line-card h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.model-line-card p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 15px;
    text-align: justify;
}

.model-line-card p:last-child {
    margin-bottom: 0;
}

/* ===================================
   PRODUKTY - DRAMATICKÝ SHOWCASE
   =================================== */
.products {
    background: var(--bg-primary);
}

.products-intro {
    padding: 120px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background-image: url('../images/b02-alltrack-mobile.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Filtr a overlay */
.products-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(10, 10, 10, 0.3);
    backdrop-filter: grayscale(50%);
    z-index: 0;
}

/* Overlay gradient */
.products-intro::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(10,10,10,0.7) 0%, rgba(10,10,10,0.95) 100%);
    z-index: 0;
}

.products-intro .container {
    position: relative;
    z-index: 1;
}

/* BIKE SHOWCASE - Dramatický full-screen */
.bike-showcase {
    display: flex;
    min-height: 100vh;
    align-items: center;
    position: relative;
    background: var(--bg-section);
    overflow: hidden;
    max-width: 100vw;
}

/* VARIANTA 1 - Velmi jemný lineární gradient (AllTrack 6) */
.bike-alltrack {
    background: linear-gradient(135deg, rgba(0,255,136,0.02) 0%, var(--bg-primary) 50%, rgba(0,217,255,0.02) 100%);
}

/* VARIANTA 2 - Rozptýlený radiální gradient - bez ostrých okrajů (HardSeven 7) */
.bike-hardseven {
    background: radial-gradient(ellipse at center, rgba(255,51,102,0.04) 30%, rgba(255,51,102,0.01) 60%, var(--bg-primary) 100%);
}

/* VARIANTA 3 - Blur efekt s pseudo-elementy (Trekking 5) */
.bike-trekking {
    background: var(--bg-primary);
}

.bike-trekking::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 30%;
    width: 400px;
    height: 400px;
    background: rgba(0,255,136,0.08);
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    z-index: 0;
}

.bike-trekking::after {
    content: '';
    position: absolute;
    bottom: 20%;
    right: 30%;
    width: 300px;
    height: 300px;
    background: rgba(0,217,255,0.06);
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
}

/* VARIANTA 4 - Jen jednolitá barva (FullSeven 8) */
.bike-fullseven {
    background: var(--bg-primary);
}

/* VARIANTA 5 - Jemná textura/noise (Urban 4) */
.bike-urban {
    background-color: var(--bg-primary);
    background-image:
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255,255,255,0.01) 2px, rgba(255,255,255,0.01) 4px),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(255,255,255,0.01) 2px, rgba(255,255,255,0.01) 4px);
}

/* VARIANTA 6 - Kombinace jemného gradientu a světelného bodu (Adventure 6) */
.bike-adventure {
    background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(0,255,136,0.015) 50%, var(--bg-primary) 100%);
}

.bike-adventure::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,255,136,0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.bike-showcase__gallery,
.bike-showcase__content {
    flex: 1;
    padding: 80px 60px;
    position: relative;
    z-index: 1;
    max-width: 100%;
    overflow-x: hidden;
}

/* Lichý layout - obrázky vlevo */
.bike-showcase--left {
    flex-direction: row;
}

/* Sudý layout - obrázky vpravo */
.bike-showcase--right {
    flex-direction: row-reverse;
}

/* GALLERY - Dramatická s glow efekty */
.bike-gallery {
    position: relative;
    max-width: 650px;
    width: 100%;
    margin: 0 auto;
}

.bike-gallery__main {
    position: relative;
    width: 100%;
    max-width: 100%;
    aspect-ratio: 16/10;
    border-radius: 0;
    overflow: hidden;
    background: var(--bg-elevated);
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: var(--shadow-card);
}

/* Glow efekt při hoveru */
.bike-gallery__main:hover {
    box-shadow:
        0 0 40px rgba(0, 255, 136, 0.2),
        var(--shadow-deep);
}

.bike-gallery__main-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(1.05) contrast(1.1);
}

.bike-gallery__main-img.active {
    opacity: 1;
    z-index: 1;
}

.bike-gallery__thumbs {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: nowrap;
}

.bike-gallery__thumb {
    width: 94px;
    height: 70px;
    border-radius: 0;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: var(--transition-smooth);
    background: var(--bg-card);
    padding: 0;
    position: relative;
    flex-shrink: 0;
}

.bike-gallery__thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-electric);
    opacity: 0;
    transition: var(--transition-fast);
    mix-blend-mode: overlay;
}

.bike-gallery__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.9);
    transition: var(--transition-fast);
}

.bike-gallery__thumb.active {
    border-color: var(--accent-electric);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

.bike-gallery__thumb.active img {
    filter: brightness(1.1);
}

.bike-gallery__thumb:hover {
    border-color: var(--accent-electric);
    transform: scale(1.05) translateY(-3px);
}

.bike-gallery__thumb:hover::after {
    opacity: 0.1;
}

.bike-gallery__thumb:hover img {
    filter: brightness(1.2);
}

/* CONTENT - Odvážný a emotivní */
.bike-showcase__content {
    display: flex;
    align-items: center;
}

.bike-showcase__inner {
    max-width: 550px;
}

.bike-tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-electric);
    margin-bottom: 20px;
    padding: 8px 20px;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 0;
    position: relative;
    overflow: hidden;
}

.bike-tag::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-electric);
}

.bike-name {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 15px;
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.bike-tagline {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-weight: 300;
    letter-spacing: 0.5px;
    font-style: italic;
}

.bike-description {
    margin-bottom: 40px;
}

.bike-description p {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-secondary);
    margin-bottom: 18px;
}

.bike-description p:last-child {
    margin-bottom: 0;
}

/* SPECS - Technické detaily s neonovým efektem */
.bike-specs {
    margin-bottom: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
}

.bike-specs li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-fast);
}

.bike-specs li:hover {
    border-bottom-color: rgba(0, 255, 136, 0.3);
    padding-left: 10px;
}

.bike-specs li:last-child {
    border-bottom: none;
}

.spec-label {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
}

.spec-value {
    font-family: var(--font-body);
    font-size: 1.05rem;
    color: var(--text-primary);
    font-weight: 700;
}

/* FOOTER - CTA s výraznou cenou */
.bike-footer {
    display: flex;
    align-items: center;
    gap: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.bike-price {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 900;
    background: var(--gradient-electric);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    letter-spacing: 1px;
}

/* BADGE - Neonový efekt */
.bike-showcase__gallery {
    position: relative;
}

.bike-showcase__gallery .product-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--bg-primary);
    color: var(--accent-electric);
    padding: 8px 16px;
    border-radius: 0;
    border: 2px solid var(--accent-electric);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    z-index: 10;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

/* Responzivní header pro produkty - skrytý na velkých obrazovkách */
.bike-header-mobile {
    display: none;
}

.bike-name--above {
    display: none;
}

/* Desktop product-badge - absolutní pozice */
.product-badge--desktop {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--bg-primary);
    color: var(--accent-electric);
    padding: 8px 16px;
    border-radius: 0;
    border: 2px solid var(--accent-electric);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    z-index: 10;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

/* CTA - Finální call to action */
.products-cta {
    text-align: center;
    padding: 100px 20px;
    color: var(--text-primary);
    position: relative;
    overflow: hidden;
    background-image: url('../images/b03-alltrack-mobile.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Filtr a overlay */
.products-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(10, 10, 10, 0.3);
    backdrop-filter: grayscale(50%);
    z-index: 0;
}

/* Overlay gradient */
.products-cta::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(10,10,10,0.7) 0%, rgba(10,10,10,0.95) 100%);
    z-index: 0;
}

.products-cta .container {
    position: relative;
    z-index: 1;
}

.products-cta h3 {
    font-family: var(--font-display);
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 3px;
}

.products-cta p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: var(--text-secondary);
	font-weight: 600;
}

.products-cta .btn {
    background: var(--accent-electric);
    color: var(--bg-primary);
}

.products-cta .btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--glow-electric);
}

/* ===================================
   Výhody/Technologie
   =================================== */
.features {
    padding: 120px 0;
    background: var(--bg-section);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    border-radius: 0;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-electric);
    transition: var(--transition-smooth);
    transform: translateX(-50%);
}

.feature-card:hover::before {
    width: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 255, 136, 0.2);
    box-shadow: var(--shadow-card);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: 25px;
    filter: grayscale(30%);
}

/* Mobilní responzivita pro SVG ikony */
@media (max-width: 768px) {
    .about-icon svg,
    .feature-icon svg {
        width: 64px;
        height: 64px;
    }
}

@media (max-width: 480px) {
    .about-icon svg,
    .feature-icon svg {
        width: 56px;
        height: 56px;
    }
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ===================================
   FAQ
   =================================== */
.faq {
    padding: 120px 0;
    background: var(--bg-primary);
}

.faq-grid {
    display: grid;
    gap: 25px;
    margin-top: 50px;
}

.faq-item {
    background: var(--bg-card);
    border-radius: 0;
    border-left: 3px solid var(--accent-electric);
    transition: var(--transition-smooth);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

.faq-item:hover {
    box-shadow: var(--shadow-card);
    border-left-color: var(--accent-power);
}

.faq-item.active {
    border-left-color: var(--accent-power);
}

.faq-question {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--text-primary);
    margin: 0;
    padding: 35px 30px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--accent-electric);
}

.faq-icon {
    font-size: 2rem;
    color: var(--accent-electric);
    transition: var(--transition-smooth);
    flex-shrink: 0;
    line-height: 1;
    font-weight: 300;
}

.faq-item.active .faq-icon {
    transform: rotate(90deg);
    color: var(--accent-power);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-secondary);
    padding: 0 30px 35px 30px;
    margin: 0;
}

/* ===================================
   Kontakt
   =================================== */
.contact {
    padding: 120px 0;
    color: var(--text-primary);
    text-align: center;
    position: relative;
    overflow: hidden;
    background-image: url('../images/b01-alltrack-mobile.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Filtr a overlay */
.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(10, 10, 10, 0.4);
    backdrop-filter: grayscale(50%);
    z-index: 0;
}

/* Overlay gradient */
.contact::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(10,10,10,0.7) 0%, rgba(10,10,10,0.95) 100%);
    z-index: 0;
}

.contact .container {
    position: relative;
    z-index: 1;
}

.contact .section-title {
    color: var(--text-primary);
}

.contact-text {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    color: var(--text-secondary);
	font-weight: 600;
}

.contact-info {
    display: flex;
    gap: 50px;
    justify-content: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition-smooth);
    padding: 12px 24px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0;
}

.contact-link:hover {
    transform: translateY(-3px);
    border-color: var(--accent-electric);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

.contact-icon {
    font-size: 1.8rem;
    filter: grayscale(30%);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-family: var(--font-display);
    margin-bottom: 20px;
    font-size: 1.3rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.footer-column h4 {
    font-family: var(--font-display);
    margin-bottom: 20px;
    font-size: 1.3rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.footer-column p {
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.footer-column a {
    color: var(--accent-electric);
    transition: var(--transition-fast);
    position: relative;
    font-weight: 600;
}

.footer-column a:hover {
    color: var(--accent-highlight);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.hostweb-link {
    color: var(--accent-electric);
    transition: var(--transition-fast);
    position: relative;
    font-weight: 600;
}

.hostweb-link:hover {
    color: var(--accent-highlight);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

/* ===================================
   BACK TO TOP - Neonová šipka
   =================================== */
.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 60px;
    height: 60px;
    background: var(--bg-card);
    border: 2px solid var(--accent-electric);
    border-radius: 0;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-smooth);
    z-index: 1001;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.back-to-top::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-electric);
    opacity: 0;
    transition: var(--transition-smooth);
}

.back-to-top:hover::before {
    opacity: 0.15;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-electric);
    border-color: var(--accent-highlight);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top__arrow {
    font-size: 2rem;
    color: var(--accent-electric);
    font-weight: 900;
    position: relative;
    z-index: 1;
    transition: var(--transition-fast);
    animation: arrowBounce 2s ease-in-out infinite;
}

.back-to-top:hover .back-to-top__arrow {
    color: var(--accent-highlight);
    transform: translateY(-3px);
}

@keyframes arrowBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* ===================================
   Responzivní design - Tablet
   =================================== */
@media (max-width: 1040px) {
    .hamburger {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 118px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        box-shadow: var(--box-shadow);
        max-height: 0;
        overflow: hidden;
        transition: var(--transition);
    }

    .nav.active {
        max-height: 400px;
        background: rgb(10 10 10 / 98%);
        backdrop-filter: blur(20px);
    }

    .nav-list {
        flex-direction: column;
        padding: 20px;
        gap: 0;
    }

    .nav-link {
        display: block;
        padding: 15px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
}

/* Media query pro šířku 1312px a menší - produkty pod sebou */
@media (max-width: 1312px) {
    .bike-showcase {
        flex-direction: column !important;
        min-height: auto;
        padding: 60px 0;
    }

	.bike-gallery {
		max-width: 100%;
	}
	
	.bike-showcase__inner {
		max-width: 100%;
	}

    /* Zajistit jednotné pořadí pro všechny produkty - galerie vždy nahoře */
    .bike-showcase__gallery {
        order: 1;
    }

    .bike-showcase__content {
        order: 2;
    }

    .bike-showcase__gallery,
    .bike-showcase__content {
        padding: 0 40px;
        max-width: 1400px;
        margin: 0 auto;
        width: 100%;
    }

    /* Skrýt desktop product-badge */
    .product-badge--desktop {
        display: none;
    }

    /* Zobrazit mobile header s bike-tag a product-badge vedle sebe POD galerií */
    .bike-header-mobile {
        display: flex;
        align-items: center;
        gap: 15px;
        margin-top: 30px;
		margin-bottom: 25px;
    }

    .bike-header-mobile .bike-tag {
        margin-bottom: 0;
    }

    /* Sjednotit styl - product-badge v mobile verzi má stejný styl jako bike-tag */
    .bike-header-mobile .product-badge {
        position: sticky;
        margin-bottom: 0;
        /* Stejný styl jako bike-tag */
        display: inline-block;
        font-family: var(--font-display);
        font-size: 0.85rem;
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: 3px;
        color: var(--accent-electric);
        padding: 8px 20px;
        background: rgba(0, 255, 136, 0.1);
        border: 1px solid rgba(0, 255, 136, 0.3);
        border-radius: 0;
        box-shadow: none;
        overflow: hidden;
    }

    .bike-header-mobile .product-badge::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: var(--gradient-electric);
    }

    /* Zobrazit bike-name nad galerií */
    .bike-name--above {
        display: block;
        font-size: 2.5rem;
        margin-bottom: 30px;
    }

    /* Skrýt desktop verze bike-tag a bike-name */
    .bike-tag--desktop {
        display: none;
    }

    .bike-name--desktop {
        display: none;
    }
}

@media (max-width: 1024px) {
    /* Vypnout blur efekty pro lepší výkon na tabletech a mobilech */
    .bike-trekking::before,
    .bike-trekking::after {
        display: none;
    }

    .bike-name {
        font-size: 2rem;
    }

    .bike-gallery__thumb {
        width: 90px;
        height: 67px;
    }

    .bike-gallery__thumbs {
        gap: 10px;
        flex-wrap: wrap;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .model-line-grid {
        grid-template-columns: 1fr;
    }
}

/* Nový breakpoint pro tablet 900px */
@media (max-width: 900px) {
    .bike-gallery__thumb {
        width: 82px;
        height: 61px;
    }

    .bike-gallery__thumbs {
        gap: 8px;
        flex-wrap: wrap;
    }
}

/* ===================================
   Responzivní design - Mobil
   =================================== */
@media (max-width: 768px) {
    body {
        padding-top: 80px;
    }

    .header {
        background: rgba(10, 10, 10, 88%);
    }

    .nav {
        top: 118px;
    }

    .hero-title {
        font-size: 3rem;
        letter-spacing: 2px;
    }

    .hero-subtitle {
        font-size: 1rem;
        letter-spacing: 1.5px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 320px;
    }

    .section-title {
        font-size: 2.5rem;
        letter-spacing: 2px;
    }

    /* Bike showcase mobilní layout */
    .bike-showcase {
        flex-direction: column !important;
        min-height: auto;
        padding: 40px 0;
    }

    /* Zajistit jednotné pořadí pro všechny produkty - galerie vždy nahoře */
    .bike-showcase__gallery {
        order: 1;
    }

    .bike-showcase__content {
        order: 2;
    }

    .bike-showcase__gallery,
    .bike-showcase__content {
        padding: 0 20px;
        max-width: 1400px;
        margin: 0 auto;
        width: 100%;
    }

    .bike-showcase__inner {
        max-width: 100%;
    }

    .bike-name {
        font-size: 1.8rem;
    }

    .bike-tagline {
        font-size: 1rem;
    }

    .bike-description p {
        font-size: 0.95rem;
    }

    .bike-gallery {
        max-width: 100%;
    }

    .bike-gallery__main {
        margin-bottom: 15px;
    }

    /* Thumbnaily se musí vejít všechny bez scrollu */
    .bike-gallery__thumbs {
        gap: 8px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .bike-gallery__thumb {
        width: 70px;
        height: 52px;
        flex-shrink: 0;
    }

    .product-badge {
        top: 15px;
        right: 15px;
        padding: 6px 12px;
        font-size: 0.7rem;
        letter-spacing: 1px;
    }

    .bike-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .bike-footer .btn {
        width: 100%;
    }

    .products-intro {
        background-attachment: scroll;
    }

    .products-cta {
        padding: 60px 20px;
        background-attachment: scroll;
    }

    .products-cta h3 {
        font-size: 1.6rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .model-line-grid {
        grid-template-columns: 1fr;
    }

    .model-line-card {
        padding: 25px;
    }

    .about-intro {
        text-align: left;
    }

    .contact {
        background-attachment: scroll;
    }

    .contact-info {
        flex-direction: column;
        gap: 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }

    .back-to-top__arrow {
        font-size: 1.6rem;
    }
}

/* Breakpoint pro střední mobily 550px */
@media (max-width: 550px) {
    .bike-gallery__thumb {
        width: 65px;
        height: 49px;
    }

    .bike-gallery__thumbs {
        gap: 6px;
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav {
        top: 105px;
    }

    .hero {
        min-height: 500px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    .product-footer {
        flex-direction: column;
        gap: 15px;
    }

    .product-footer .btn {
        width: 100%;
    }

    .bike-showcase__gallery,
    .bike-showcase__content {
        padding: 0 15px;
    }

    /* Menší thumbnaily pro malé obrazovky - všech 6 se musí vejít */
    .bike-gallery__thumbs {
        gap: 5px;
        flex-wrap: wrap;
    }

    .bike-gallery__thumb {
        width: 58px;
        height: 43px;
    }

    .product-badge {
        top: 10px;
        right: 10px;
        padding: 5px 10px;
        font-size: 0.65rem;
        letter-spacing: 0.5px;
    }

    .bike-name {
        font-size: 1.6rem;
    }
}

/* Breakpoint 425px - kritická šířka */
@media (max-width: 425px) {
    .bike-gallery__thumb {
        width: 57px;
        height: 43px;
    }

    .bike-gallery__thumbs {
        gap: 4px;
        flex-wrap: wrap;
    }
	
    .back-to-top {
        bottom: 15px;
        right: 15px;
    }
}

/* Breakpoint 391px - kritická šířka */
@media (max-width: 391px) {
    .bike-gallery__thumb {
        width: 52px;
        height: 39px;
    }
}

/* Breakpoint 375px - iPhone SE a podobné */
@media (max-width: 375px) {
    .bike-gallery__thumb {
        width: 50px;
        height: 37px;
    }

    .bike-gallery__thumbs {
        gap: 4px;
    }
}

/* Extra malé obrazovky - 350px a menší */
@media (max-width: 350px) {
    .container {
        padding: 0 10px;
    }

    .bike-gallery__thumbs {
        gap: 3px;
    }

    .bike-gallery__thumb {
        width: 49px;
        height: 37px;
    }

    .bike-showcase__gallery,
    .bike-showcase__content {
        padding: 0 10px;
    }

    .product-badge {
        top: 8px;
        right: 8px;
        padding: 4px 8px;
        font-size: 0.6rem;
        letter-spacing: 0.5px;
    }

    .bike-name {
        font-size: 1.4rem;
    }

    .bike-tagline {
        font-size: 0.9rem;
    }
}

/* Ultra malé obrazovky - 320px */
@media (max-width: 320px) {
    .bike-gallery__thumb {
        width: 44px;
        height: 33px;
    }

    .bike-gallery__thumbs {
        gap: 3px;
    }
}

/* ===================================
   LIGHTBOX GALERIE
   =================================== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox__container {
    position: relative;
    width: 90%;
    height: 90%;
    max-width: 1400px;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox__image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 60px rgba(0, 255, 136, 0.3);
    transition: opacity 0.3s ease;
}

/* Close button */
.lightbox__close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 2px solid var(--accent-electric);
    color: var(--accent-electric);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.lightbox__close:hover {
    background: var(--accent-electric);
    color: var(--bg-primary);
    transform: rotate(90deg);
    box-shadow: var(--glow-electric);
}

/* Navigation arrows */
.lightbox__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: var(--bg-card);
    border: 2px solid var(--accent-electric);
    color: var(--accent-electric);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.lightbox__nav:hover {
    background: var(--accent-electric);
    color: var(--bg-primary);
    box-shadow: var(--glow-electric);
    transform: translateY(-50%) scale(1.1);
}

.lightbox__nav--prev {
    left: 20px;
}

.lightbox__nav--next {
    right: 20px;
}

/* Counter */
.lightbox__counter {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 12px 24px;
    border: 1px solid var(--accent-electric);
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 2px;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
    z-index: 10001;
}

/* Mobilní úpravy lightboxu */
@media (max-width: 768px) {
    .lightbox__container {
        width: 95%;
        height: 95%;
    }

    .lightbox__close {
        top: 10px;
        right: 10px;
        width: 45px;
        height: 45px;
        font-size: 1.5rem;
    }

    .lightbox__nav {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .lightbox__nav--prev {
        left: 10px;
    }

    .lightbox__nav--next {
        right: 10px;
    }

    .lightbox__counter {
        bottom: 20px;
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .lightbox__close {
        width: 40px;
        height: 40px;
        font-size: 1.3rem;
        top: 5px;
        right: 5px;
    }

    .lightbox__nav {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }

    .lightbox__nav--prev {
        left: 5px;
    }

    .lightbox__nav--next {
        right: 5px;
    }

    .lightbox__counter {
        bottom: 15px;
        padding: 8px 16px;
        font-size: 0.85rem;
    }
}

/* Responzivní úprava footeru pro mobily */
@media (max-width: 465px) {
    .footer-company {
        display: none;
    }
}

/* Cursor pointer na hlavní obrázek */
.bike-gallery__main {
    cursor: pointer;
}

.bike-gallery__main:hover {
    cursor: zoom-in;
}

/* ===================================
   Responsive Background Images
   =================================== */

/* Products intro - tablet */
@media (min-width: 768px) {
    .products-intro {
        background-image: url('../images/b02-alltrack-tablet.jpeg');
    }
}

/* Products intro - desktop */
@media (min-width: 1536px) {
    .products-intro {
        background-image: url('../images/b02-alltrack.jpeg');
    }
}

/* Products CTA - tablet */
@media (min-width: 768px) {
    .products-cta {
        background-image: url('../images/b03-alltrack-tablet.jpeg');
    }
}

/* Products CTA - desktop */
@media (min-width: 1536px) {
    .products-cta {
        background-image: url('../images/b03-alltrack.jpeg');
    }
}

/* Contact - tablet */
@media (min-width: 768px) {
    .contact {
        background-image: url('../images/b01-alltrack-tablet.jpeg');
    }
}

/* Contact - desktop */
@media (min-width: 1536px) {
    .contact {
        background-image: url('../images/b01-alltrack.jpeg');
    }
}