/* =========================================================
   TAF Signature Design System v1.0
   Project Corazón / TAF Signature

   Load AFTER:
   style.css, nav.css, footer.css, public-premium.css

   Purpose:
   A shared visual language for the entire TAF website.
========================================================= */

/* ---------- Design Tokens ---------- */

:root {
    /* Color */
    --taf-bg: #09060a;
    --taf-bg-deep: #050206;
    --taf-bg-plum: #160714;

    --taf-surface: rgba(255, 255, 255, 0.10);
    --taf-surface-soft: rgba(255, 255, 255, 0.065);
    --taf-surface-strong: rgba(255, 255, 255, 0.145);

    --taf-glass: linear-gradient(145deg, rgba(255,255,255,0.13), rgba(255,255,255,0.055));
    --taf-glass-strong: linear-gradient(145deg, rgba(255,255,255,0.17), rgba(255,255,255,0.075));

    --taf-accent: #e6007e;
    --taf-accent-light: #ff61ba;
    --taf-accent-soft: rgba(230, 0, 126, 0.16);
    --taf-accent-border: rgba(230, 0, 126, 0.38);

    --taf-gold: #ffbe4d;
    --taf-gold-soft: rgba(255, 190, 77, 0.16);

    --taf-text: rgba(255,255,255,0.96);
    --taf-text-soft: rgba(255,255,255,0.74);
    --taf-text-muted: rgba(255,255,255,0.52);

    --taf-border: rgba(255,255,255,0.14);
    --taf-border-soft: rgba(255,255,255,0.09);
    --taf-border-strong: rgba(255,255,255,0.22);

    --taf-overlay-soft: linear-gradient(180deg, rgba(5,2,6,0.26), rgba(5,2,6,0.88));
    --taf-overlay-hero:
        radial-gradient(circle at center, rgba(230,0,126,0.16), transparent 38%),
        linear-gradient(90deg, rgba(5,2,6,0.94), rgba(5,2,6,0.42), rgba(5,2,6,0.86)),
        linear-gradient(180deg, rgba(5,2,6,0.30), rgba(5,2,6,0.96));

    /* Radius */
    --taf-radius-xs: 10px;
    --taf-radius-sm: 16px;
    --taf-radius-md: 24px;
    --taf-radius-lg: 32px;
    --taf-radius-xl: 42px;
    --taf-radius-pill: 999px;

    /* Shadows */
    --taf-shadow-sm: 0 12px 34px rgba(0,0,0,0.24);
    --taf-shadow-md: 0 20px 62px rgba(0,0,0,0.30);
    --taf-shadow-lg: 0 28px 90px rgba(0,0,0,0.42);
    --taf-glow-accent: 0 0 54px rgba(230,0,126,0.20);

    /* Spacing scale */
    --taf-space-1: 8px;
    --taf-space-2: 16px;
    --taf-space-3: 24px;
    --taf-space-4: 32px;
    --taf-space-5: 48px;
    --taf-space-6: 64px;
    --taf-space-7: 96px;
    --taf-space-8: 128px;

    /* Layout */
    --taf-container: min(1180px, calc(100% - 36px));
    --taf-container-wide: min(1280px, calc(100% - 36px));
    --taf-container-narrow: min(860px, calc(100% - 36px));

    /* Type */
    --taf-font: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

    --taf-display-xl: clamp(3.1rem, 7.8vw, 7.4rem);
    --taf-display-lg: clamp(2.85rem, 6.5vw, 6.2rem);
    --taf-display-md: clamp(2.25rem, 5vw, 5.4rem);
    --taf-heading: clamp(1.7rem, 3vw, 2.8rem);
    --taf-body-lg: clamp(1.05rem, 2vw, 1.35rem);
    --taf-body: 1rem;
    --taf-small: 0.82rem;

    /* Motion */
    --taf-ease: cubic-bezier(.2,.8,.2,1);
    --taf-fast: 160ms var(--taf-ease);
    --taf-normal: 240ms var(--taf-ease);
    --taf-slow: 520ms var(--taf-ease);
}

/* ---------- Base ---------- */

html {
    scroll-behavior: smooth;
}

body {
    background:
        radial-gradient(circle at 8% 0%, rgba(230, 0, 126, 0.18), transparent 32%),
        linear-gradient(135deg, var(--taf-bg), var(--taf-bg-plum)) !important;
    color: var(--taf-text);
    font-family: var(--taf-font);
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: rgba(230, 0, 126, 0.45);
    color: white;
}

img {
    max-width: 100%;
}

/* ---------- Typography Utilities ---------- */

.taf-kicker,
.signature-kicker,
.about-kicker,
.life-kicker,
.find-kicker,
.events-kicker {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    justify-content: center;
    padding: 8px 14px;
    border-radius: var(--taf-radius-pill);
    border: 1px solid var(--taf-accent-border);
    background: var(--taf-accent-soft);
    color: #ff9bd2;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.taf-display-xl {
    font-size: var(--taf-display-xl);
    line-height: 0.88;
    letter-spacing: -0.085em;
}

.taf-display-md {
    font-size: var(--taf-display-md);
    line-height: 0.94;
    letter-spacing: -0.075em;
}

.taf-lead {
    color: var(--taf-text-soft);
    font-size: var(--taf-body-lg);
    line-height: 1.75;
}

/* ---------- Layout Utilities ---------- */

.taf-container {
    width: var(--taf-container);
    margin-inline: auto;
}

.taf-container-wide {
    width: var(--taf-container-wide);
    margin-inline: auto;
}

.taf-container-narrow {
    width: var(--taf-container-narrow);
    margin-inline: auto;
}

.taf-section {
    width: var(--taf-container);
    margin-inline: auto;
    padding-block: clamp(64px, 9vw, 118px);
}

.taf-section-heading {
    text-align: center;
    display: grid;
    justify-items: center;
    gap: 16px;
    width: var(--taf-container-narrow);
    margin: 0 auto 34px;
}

/* ---------- Signature Surfaces ---------- */

.taf-glass,
.taf-card,
.taf-panel {
    background: var(--taf-glass);
    border: 1px solid var(--taf-border);
    box-shadow: var(--taf-shadow-md);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.taf-card {
    border-radius: var(--taf-radius-lg);
    overflow: hidden;
    transition:
        transform var(--taf-normal),
        box-shadow var(--taf-normal),
        border-color var(--taf-normal);
}

.taf-card:hover {
    transform: translateY(-3px);
    border-color: rgba(230,0,126,0.36);
    box-shadow: var(--taf-shadow-lg);
}

.taf-panel {
    border-radius: var(--taf-radius-xl);
}

/* ---------- Buttons ---------- */

.taf-btn,
.taf-btn-primary,
.taf-btn-secondary,
.taf-btn-outline,
.taf-btn-ghost,
.signature-outline-btn,
.find-outline-btn,
.events-outline-btn,
.life-outline-btn,
.about-outline-btn {
    min-height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    border-radius: var(--taf-radius-pill);
    text-decoration: none;
    font-weight: 800;
    transition:
        transform var(--taf-fast),
        background var(--taf-fast),
        box-shadow var(--taf-fast),
        border-color var(--taf-fast);
}

.taf-btn:hover,
.taf-btn-primary:hover,
.taf-btn-secondary:hover,
.taf-btn-outline:hover,
.taf-btn-ghost:hover,
.signature-outline-btn:hover,
.find-outline-btn:hover,
.events-outline-btn:hover,
.life-outline-btn:hover,
.about-outline-btn:hover {
    transform: translateY(-1px);
}

.taf-btn-primary,
.cta-button {
    background: linear-gradient(135deg, var(--taf-accent), var(--taf-accent-light)) !important;
    color: white !important;
    border: 1px solid rgba(255,255,255,0.16) !important;
    box-shadow: 0 16px 44px rgba(230,0,126,0.25) !important;
}

.taf-btn-secondary,
.taf-btn-outline,
.signature-outline-btn,
.find-outline-btn,
.events-outline-btn,
.life-outline-btn,
.about-outline-btn {
    color: white;
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.22);
    box-shadow: 0 16px 44px rgba(0,0,0,0.25);
}

.taf-btn-ghost {
    color: var(--taf-text);
    background: transparent;
    border: 1px solid transparent;
}

/* ---------- Hero Pattern ---------- */

.taf-hero {
    min-height: 92vh;
    position: relative;
    display: grid;
    place-items: center;
    padding: 128px 24px 86px;
    isolation: isolate;
    overflow: hidden;
}

.taf-hero > img,
.taf-hero-media {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.taf-hero > img,
.taf-hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: saturate(1.08) contrast(1.05);
    transform: scale(1.035);
    animation: tafHeroBreath 14s ease-in-out infinite alternate;
    z-index: -3;
}

.taf-hero::after,
.taf-hero-overlay {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--taf-overlay-hero);
    z-index: -2;
}

@keyframes tafHeroBreath {
    from { transform: scale(1.035); }
    to { transform: scale(1.085); }
}

.taf-hero-content {
    width: min(1080px, 100%);
    text-align: center;
    display: grid;
    justify-items: center;
    position: relative;
    z-index: 1;
}

/* ---------- Editorial Image ---------- */

.taf-editorial-image {
    border-radius: var(--taf-radius-xl);
    overflow: hidden;
    border: 1px solid var(--taf-border);
    box-shadow: var(--taf-shadow-lg);
}

.taf-editorial-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ---------- Grid Helpers ---------- */

.taf-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(24px, 5vw, 64px);
}

.taf-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.taf-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

/* ---------- Motion Utilities ---------- */

.taf-fade-up {
    animation: tafFadeUp 520ms var(--taf-ease) both;
}

@keyframes tafFadeUp {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.taf-hover-lift {
    transition: transform var(--taf-normal), box-shadow var(--taf-normal);
}

.taf-hover-lift:hover {
    transform: translateY(-3px);
    box-shadow: var(--taf-shadow-lg);
}

/* ---------- Mobile ---------- */

@media (max-width: 980px) {
    .taf-grid-2,
    .taf-grid-3 {
        grid-template-columns: 1fr;
    }

    .taf-grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    :root {
        --taf-container: min(100% - 24px, 1180px);
        --taf-container-wide: min(100% - 24px, 1280px);
        --taf-container-narrow: min(100% - 24px, 860px);
    }

    .taf-hero {
        min-height: 88vh;
        padding: 116px 18px 72px;
    }

    .taf-display-xl {
        font-size: clamp(2.85rem, 16vw, 4.8rem);
    }

    .taf-grid-4 {
        grid-template-columns: 1fr;
    }

    .taf-btn,
    .taf-btn-primary,
    .taf-btn-secondary,
    .taf-btn-outline,
    .taf-btn-ghost {
        width: 100%;
    }
}

/* ---------- Accessibility ---------- */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }

    .taf-hero > img,
    .taf-hero-media img {
        animation: none !important;
    }
}