@font-face {
    font-family: 'DSEG7ClassicWeb';
    src: url('https://cdn.jsdelivr.net/npm/dseg@0.46.0/fonts/DSEG7-Classic/DSEG7Classic-Regular.woff2') format('woff2'),
         url('https://cdn.jsdelivr.net/npm/dseg@0.46.0/fonts/DSEG7-Classic/DSEG7Classic-Regular.woff') format('woff');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

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

body {
    width: 100%;
    height: 100vh;
    background-color: #3a3a3a;
    display: flex;
    justify-content: center;
    align-items: stretch;
    font-family: 'Calibri', sans-serif;
    overflow: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-color: var(--bg-color, #3a3a3a);
    background-image: var(--bg-image, none);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    opacity: var(--bg-opacity, 1);
}

body.is-blackout::before {
    background-image: none;
    background-color: #000000;
    opacity: 1;
}

body.is-blackout {
    background: #000000;
}

body.is-blackout .container {
    opacity: 0;
    visibility: hidden;
}

body.is-flash::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background: rgba(255, 255, 255, 0.85);
}

body.is-flash .container {
    filter: brightness(2.2);
}

.container {
    text-align: center;
    display: grid;
    grid-template-rows: auto 1fr auto auto;
    align-items: center;
    height: 100%;
    width: 100%;
    padding: clamp(16px, 3vh, 34px) clamp(12px, 2vw, 24px) clamp(16px, 4vh, 42px);
    row-gap: clamp(6px, 1.8vh, 20px);
    position: relative;
    z-index: 1;
}

.header {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: clamp(10px, 2.4vh, 24px);
    width: 100%;
    align-items: center;
}

.logo-section {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 12px;
    padding-left: clamp(4px, 1.2vw, 18px);
}

.logo {
    height: clamp(18px, 2.8vh, 40px);
    width: auto;
    max-width: 100px;
}

.logo-text {
    font-size: clamp(10px, 1.3vw, 18px);
    color: #000000;
    font-weight: bold;
    letter-spacing: 1px;
}

.title-section {
    width: 100%;
}

.title {
    font-size: clamp(24px, 4vw, 54px);
    color: #ffc107;
    font-weight: bold;
    letter-spacing: clamp(1px, 0.15vw, 2px);
    margin: 0;
}

.subtitle {
    font-size: clamp(22px, 3.8vw, 52px);
    color: #000000;
    font-weight: bold;
    letter-spacing: clamp(1px, 0.15vw, 2px);
    margin: 0;
}

.timer-display {
    display: flex;
    justify-content: center;
    align-items: center;
    align-self: stretch;
    width: 100%;
    min-height: clamp(220px, 48vh, 560px);
}



.time-value {
    display: flex;
    justify-content: center;
    align-items: center;
    width: min(100%, 1260px);
    gap: clamp(4px, 1vw, 14px);
}

.digit {
    font-size: clamp(92px, 29vw, 360px);
    color: var(--timer-color, #000000);
    font-weight: normal;
    font-family: 'DSEG7ClassicWeb', 'Courier New', monospace;
    line-height: 0.9;
    display: inline-block;
    min-width: auto;
    margin: 0;
}

.colon {
    font-size: clamp(62px, 15vw, 210px);
    color: var(--timer-color, #000000);
    font-weight: normal;
    font-family: 'DSEG7ClassicWeb', 'Courier New', monospace;
    line-height: 0.9;
    display: inline-block;
    margin: 0 clamp(4px, 1.2vw, 20px);
}

.timer-accent {
    width: min(100%, 760px);
    height: clamp(2px, 0.45vh, 4px);
    justify-self: center;
    background: rgba(255, 23, 68, 0.3);
    border-radius: 2px;
    overflow: hidden;
}

.timer-progress {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #ff1744 0%, #ff1744 100%);
    border-radius: 2px;
    transition: width 120ms linear;
}

.footer {
    font-size: clamp(9px, 1vw, 12px);
    color: #000000;
    margin: 0;
    flex-shrink: 0;
}

/* Tablet (768px - 1024px) */
@media (max-width: 1024px) {
    .container {
        padding: clamp(14px, 2.6vh, 28px) 16px clamp(14px, 3vh, 28px);
    }

    .logo-text {
        font-size: 14px;
    }

    .logo {
        height: 32px;
    }

    .title {
        font-size: 40px;
        letter-spacing: 2px;
    }

    .subtitle {
        font-size: 40px;
        letter-spacing: 2px;
    }

    .digit {
        font-size: clamp(78px, 24vw, 280px);
    }

    .colon {
        font-size: clamp(50px, 12vw, 160px);
    }

    .timer-accent {
        width: min(100%, 620px);
    }
    
    .footer {
        font-size: 12px;
    }
}

/* Tablet kecil (600px - 768px) */
@media (max-width: 768px) {
    .container {
        padding: 16px 12px 18px;
        row-gap: 10px;
    }

    .logo-text {
        font-size: 12px;
    }

    .logo {
        height: 28px;
    }

    .title {
        font-size: 30px;
        letter-spacing: 1px;
    }

    .subtitle {
        font-size: 28px;
        letter-spacing: 1px;
    }

    .timer-display {
        min-height: 38vh;
    }

    .digit {
        font-size: clamp(64px, 22vw, 180px);
    }

    .colon {
        font-size: clamp(42px, 11vw, 120px);
        margin: 0 clamp(2px, 1vw, 10px);
    }

    .timer-accent {
        width: min(100%, 520px);
    }
    
    .footer {
        font-size: 11px;
    }
}

/* Ponsel (480px - 600px) */
@media (max-width: 600px) {
    .container {
        padding: 14px 10px 16px;
    }

    .logo-text {
        font-size: 11px;
    }

    .logo {
        height: 24px;
    }

    .title {
        font-size: 24px;
        letter-spacing: 1px;
    }

    .subtitle {
        font-size: 22px;
        letter-spacing: 1px;
    }

    .logo-section {
        gap: 8px;
        padding-left: 2px;
    }

    .digit {
        font-size: clamp(52px, 21vw, 140px);
    }

    .colon {
        font-size: clamp(34px, 10.5vw, 92px);
        margin: 0 2px;
    }

    .timer-accent {
        width: min(100%, 420px);
    }
    
    .footer {
        font-size: 10px;
    }
}

/* Ponsel kecil (hingga 480px) */
@media (max-width: 480px) {
    .container {
        padding: 12px 8px 14px;
    }

    .logo-text {
        font-size: 10px;
    }

    .logo {
        height: 20px;
    }

    .title {
        font-size: 20px;
        letter-spacing: 1px;
    }

    .subtitle {
        font-size: 18px;
        letter-spacing: 1px;
    }

    .timer-display {
        min-height: 34vh;
    }

    .digit {
        font-size: clamp(44px, 20.5vw, 106px);
    }

    .colon {
        font-size: clamp(28px, 10vw, 72px);
    }

    .timer-accent {
        width: min(100%, 320px);
    }
    
    .footer {
        font-size: 9px;
    }
}