/* ==========================================================================
   1. VARIABLES & DESIGN TOKENS (con mejor escalado)
   ========================================================================== */
:root {
    --color-primary: #96B6C5;
    --color-secondary: #ADC4CE;
    --color-accent: #EEE0C9;
    --color-text: #F1F0E8;
    --color-dark: #1A252C;
    --color-shadow: #3F525E;

    --glass-bg: rgba(42, 59, 69, 0.35);
    --glass-border: rgba(241, 240, 232, 0.15);
    --shadow-heavy: 0 20px 40px rgba(0, 0, 0, 0.3);
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   2. RESET & BASE
   ========================================================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Newsreader', serif;
    color: var(--color-text);
    background: radial-gradient(circle at 50% 30%, var(--color-secondary) 0%, var(--color-primary) 100%);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.noise-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 999;
    opacity: 0.12;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
}

/* ==========================================================================
   3. LAYOUT
   ========================================================================== */
.quotes-layout {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.quotes-main {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: clamp(1rem, 5vw, 2rem) clamp(0.75rem, 4vw, 1rem) clamp(5rem, 12vw, 8rem);
}

/* ==========================================================================
   4. HEADER & NAVEGACIÓN (mejorada para móvil)
   ========================================================================== */
.quotes-header {
    padding: clamp(1rem, 4vw, 2rem);
    text-align: center;
    position: relative;
    z-index: 50;
}

.glitch-title {
    font-family: 'Six Caps', sans-serif;
    font-size: clamp(2.8rem, 12vw, 6.5rem);
    line-height: 0.9;
    letter-spacing: 2px;
    text-shadow: 4px 4px 0px var(--color-shadow);
    margin-top: clamp(0.5rem, 3vw, 1rem);
}

.nav-link-home {
    position: absolute;
    top: clamp(0.8rem, 3vw, 2rem);
    right: clamp(0.8rem, 3vw, 2rem);
    z-index: 60;
    background: var(--glass-bg);
    padding: 8px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(8px);
    line-height: 0;
    transition: var(--transition-smooth);
}

.nav-link-home:hover {
    transform: scale(1.05);
    background: rgba(42, 59, 69, 0.6);
}

.nav-logo {
    width: clamp(36px, 8vw, 48px);
    filter: drop-shadow(2px 2px 0px var(--color-shadow));
    transition: var(--transition-smooth);
    display: block;
}

.nav-logo:hover {
    transform: rotate(180deg) scale(1.1);
}

/* ==========================================================================
   5. TARJETA DE LA FRASE
   ========================================================================== */
.quote-card {
    position: relative;
    z-index: 20;
    width: 100%;
    max-width: 900px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.quote-content {
    width: 100%;
    min-height: clamp(180px, 25vh, 260px);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--shadow-heavy);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
}

.quote-content::before {
    content: "“";
    font-family: 'Six Caps', sans-serif;
    font-size: clamp(6rem, 15vw, 10rem);
    position: absolute;
    top: -0.2em;
    left: clamp(0.5rem, 3vw, 1.5rem);
    color: var(--color-accent);
    opacity: 0.25;
    pointer-events: none;
    line-height: 1;
}

.quote-text {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(1.25rem, 4vw, 2.5rem);
    font-weight: 600;
    font-style: italic;
    line-height: 1.3;
    text-wrap: balance;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
    max-width: 90%;
}

/* ==========================================================================
   6. CONTROLES Y ACCIONES (mejorado para móvil)
   ========================================================================== */
.quote-actions {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 4vw, 2rem);
    margin-top: -20px;
    position: relative;
    z-index: 30;
}

.action-btn {
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    font-family: inherit;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-dark);
    padding: clamp(0.75rem, 2vw, 1rem) clamp(1.5rem, 4vw, 2.5rem);
    border-radius: 60px;
    font-weight: 900;
    font-size: clamp(0.9rem, 3vw, 1rem);
    gap: 10px;
    box-shadow: 4px 4px 0px var(--color-shadow);
}

.btn-primary:hover {
    background: #fff;
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px var(--color-shadow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-text);
    width: clamp(48px, 12vw, 56px);
    height: clamp(48px, 12vw, 56px);
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(8px);
    font-size: clamp(1.2rem, 4vw, 1.5rem);
}

.btn-secondary:hover {
    background: var(--color-accent);
    color: var(--color-dark);
    transform: scale(1.05);
}

.quote-counter {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-dark);
    padding: 6px 16px;
    border-radius: 40px;
    font-size: clamp(0.75rem, 2.5vw, 0.9rem);
    font-weight: 700;
    color: var(--color-accent);
    white-space: nowrap;
    backdrop-filter: blur(4px);
    border: 1px solid var(--glass-border);
    pointer-events: none;
}

/* ==========================================================================
   7. COLLAGE DE FONDO (mejorado para móvil)
   ========================================================================== */
.visual-collage {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 12px;
    opacity: 0.45;
    pointer-events: none;
}

.collage-item {
    width: 100%;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%) sepia(1) hue-rotate(170deg) brightness(1.1);
    transition: var(--transition-smooth);
    mix-blend-mode: overlay;
}

/* Rotaciones manuales */
.item-1 { transform: rotate(-4deg) translateX(-5px); }
.item-2 { transform: rotate(2deg) translateY(10px); }
.item-3 { transform: rotate(-1deg); }
.item-4 { transform: rotate(3deg); }

/* ==========================================================================
   8. RESPONSIVE (MOBILE FIRST)
   ========================================================================== */

/* Tablets y móviles grandes */
@media (max-width: 768px) {
    .quote-content {
        padding: 1.75rem;
    }
    
    .visual-collage {
        grid-template-columns: repeat(2, 1fr);
        opacity: 0.3;
        gap: 8px;
    }

    /* Barra de acciones fija en móvil */
    .quote-actions {
        position: fixed;
        bottom: clamp(20px, 4vh, 30px);
        left: 50%;
        transform: translateX(-50%);
        width: calc(100% - 2rem);
        max-width: 360px;
        background: rgba(26, 37, 44, 0.85);
        backdrop-filter: blur(20px);
        padding: 12px 20px;
        border-radius: 80px;
        justify-content: space-between;
        box-shadow: 0 8px 20px rgba(0,0,0,0.4);
        border: 1px solid var(--glass-border);
        margin-top: 0;
        gap: 1rem;
    }

    .btn-primary {
        padding: 0.7rem 1.2rem;
        box-shadow: 0 2px 6px rgba(0,0,0,0.2);
        font-size: 0.9rem;
    }

    .btn-primary:hover {
        transform: none; /* Evita desplazamiento en táctil */
        box-shadow: 0 2px 6px rgba(0,0,0,0.3);
    }

    .btn-secondary {
        width: 48px;
        height: 48px;
        background: rgba(255,255,255,0.2);
    }

    .quote-counter {
        top: -35px;
        font-size: 0.75rem;
        padding: 4px 14px;
        white-space: nowrap;
    }

    /* Evita que el footer tape contenido al scrollear */
    .quotes-main {
        padding-bottom: 90px;
    }
}

/* Móviles muy pequeños (<=480px) */
@media (max-width: 480px) {
    .visual-collage {
        display: none; /* Mejora rendimiento y legibilidad */
    }
    
    .quote-text {
        font-weight: 500;
        line-height: 1.35;
    }
    
    .quote-content::before {
        font-size: 5rem;
        top: -10px;
        left: 8px;
        opacity: 0.2;
    }
    
    .glitch-title {
        margin-top: 1.5rem;
    }
    
    .nav-link-home {
        background: rgba(26, 37, 44, 0.6);
        padding: 6px;
    }
    
    .nav-logo {
        width: 32px;
    }
}

/* Ajuste para pantallas muy grandes (desktop) */
@media (min-width: 1200px) {
    .quote-content {
        min-height: 280px;
    }
    
    .visual-collage {
        opacity: 0.55;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }
    
    .quote-actions {
        margin-top: -28px;
        gap: 2rem;
    }
    
    .btn-primary {
        padding: 1rem 2.8rem;
        font-size: 1.1rem;
    }
}