/* ============================================
   INTRO ANIMATION STYLES - Anima Website
   ============================================ */

/* Custom Font */
@font-face {
    font-family: 'Egiane';
    src: url('../fonts/egiane.otf') format('opentype'),
         url('../fonts/egiane.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* Intro Overlay - Full screen black background */
.intro-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--color-black);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.intro-overlay.hidden {
    pointer-events: none;
}

/* Wipe transition overlay (not used) */
.wipe-overlay {
    display: none;
}

/* WebGL Background Canvas */
.webgl-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    z-index: 0;
    display: none;
}

/* WebGL inside box */
.webgl-box-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

/* Container for centering */
.intro-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
}

/* The expanding box/square */
.intro-box {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 450px;
    height: 0;
    background-color: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

/* Letters "a" styling */
.letter {
    font-family: 'Egiane', var(--font-primary);
    font-size: 380px;
    font-weight: normal;
    color: #000000;
    line-height: 1;
    position: absolute;
    user-select: none;
    text-transform: lowercase;
    top: 50%;
    transform: translateY(-50%);
}

.letter-left {
    left: 25px;
}

.letter-right {
    right: 25px;
}

/* Center text container for "nim" */
.center-text-container {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    opacity: 0;
}

.center-text-mask {
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
}

.center-text {
    font-family: 'Egiane', var(--font-primary);
    font-size: 180px;
    font-weight: normal;
    color: #000000;
    line-height: 1;
    display: block;
    white-space: nowrap;
}

/* Tagline container for phase 3 */
.tagline-container {
    position: absolute;
    left: 8%;
    top: 50%;
    transform: translateY(-50%);
    overflow: hidden;
    opacity: 0;
    z-index: 10;
    max-width: 80%;
}

.tagline-mask {
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
}

.tagline-text {
    font-family: 'Egiane', var(--font-primary);
    font-size: clamp(3rem, 12vw, 10rem);
    font-weight: normal;
    color: #000000;
    line-height: 1.1;
    display: block;
    white-space: normal;
}

/* Responsive font sizes */
@media (max-width: 768px) {
    .letter,
    .center-text {
        font-size: 60px;
    }
    
    .intro-box {
        width: 180px;
    }
    
    .letter-left {
        left: 10px;
    }
    
    .letter-right {
        right: 10px;
    }
    
    .tagline-container {
        left: 5%;
    }
}

@media (max-width: 480px) {
    .letter,
    .center-text {
        font-size: 40px;
    }
    
    .intro-box {
        width: 120px;
    }
    
    .letter-left {
        left: 8px;
    }
    
    .letter-right {
        right: 8px;
    }
    
    .tagline-container {
        left: 4%;
    }
}