/* =========================================================
   WORLD CANNABIS CONFERENCES 2027 — Entrada (single screen)
   Paleta extraída del cartel: verde profundo + ámbar + naranja + crema.
   ========================================================= */

:root {
    --c-base:          #0e1c12;  /* verde casi negro (hoja en sombra) */
    --c-base-2:        #15291b;
    --c-text:          #f2e7c8;  /* crema cálido */
    --c-text-soft:     #e6d2a4;
    --c-accent:        #e0a93f;  /* dorado ámbar (fondo del cartel / "2027" logo) */
    --c-accent-bright: #f2c659;
    --c-accent-deep:   #b07f28;
    --c-warm:          #e07b3a;  /* naranja del "2027" del cartel */
    --c-deep:          #1d6b3a;  /* verde hoja */
    --c-ink:           #0a140d;

    --grad-accent: linear-gradient(135deg,#f2c659 0%,#e0a93f 50%,#b07f28 100%);

    --radius-md: 14px;
    --radius-full: 999px;
    --max-w: 1320px;
    --ease: cubic-bezier(.16,1,.3,1);
}

/* ---------- Reset ---------- */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
html { -webkit-text-size-adjust: 100%; }
body {
    font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--c-base); color: var(--c-text);
    -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility; line-height: 1.5; position: relative;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s var(--ease); }
::selection { background: var(--c-accent); color: var(--c-ink); }

.sr-only {
    position: absolute !important; width: 1px !important; height: 1px !important;
    padding: 0 !important; margin: -1px !important; overflow: hidden !important;
    clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important;
}

/* =========================================================
   FONDO — póster (desenfocado/oscurecido) + viñeta + grano + glows
   El cartel lleva texto impreso; lo difuminamos para que quede como
   atmósfera (hoja verde + calidez dorada) sin competir con el logo.
   ========================================================= */
/* inset negativo = un poco más grande que el viewport, holgura para el parallax */
.bg { position: fixed; inset: -2.5%; z-index: 0; overflow: hidden; will-change: transform; }
.bg__poster {
    position: absolute; inset: 0; width: 100%; height: 100%;
    object-fit: cover; object-position: center;
    filter: blur(3px) saturate(1.12) contrast(1.05) brightness(.82);
    transform: scale(1.14);
    animation: kenBurns 22s ease-in-out infinite alternate;
    will-change: transform; transform-origin: center center;
}
@keyframes kenBurns {
    0%   { transform: scale(1.12) translate(0,0)      rotate(0deg); }
    50%  { transform: scale(1.2)  translate(-2%,1.4%) rotate(.4deg); }
    100% { transform: scale(1.16) translate(2%,-1.4%) rotate(-.4deg); }
}
.bg__vignette {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse at center, rgba(14,28,18,.25) 0%, rgba(14,28,18,.72) 55%, rgba(10,20,13,.97) 100%),
        linear-gradient(180deg, rgba(10,20,13,.92) 0%, rgba(14,28,18,.42) 26%, rgba(14,28,18,.55) 70%, rgba(10,20,13,.98) 100%);
}
.bg__grain {
    position: absolute; inset: 0; opacity: .08; mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.6'/></svg>");
}

.ambient-lights { position: fixed; inset: 0; pointer-events: none; z-index: 1; overflow: hidden; }
.ambient { position: absolute; width: 60vmax; height: 60vmax; border-radius: 50%; filter: blur(120px); will-change: transform; }
.ambient--accent { top:-22%; left:-12%;  background: radial-gradient(circle,var(--c-accent), transparent 60%); opacity:.30; animation: drift 15s ease-in-out infinite alternate; }
.ambient--deep   { bottom:-30%; right:-18%; background: radial-gradient(circle,var(--c-deep), transparent 60%);   opacity:.6;  animation: drift 19s ease-in-out infinite alternate-reverse; }
.ambient--warm   { top:48%; left:42%;     background: radial-gradient(circle,var(--c-warm), transparent 60%);   opacity:.16; animation: drift 12s ease-in-out infinite alternate; }
@keyframes drift {
    0%   { transform: translate(0,0)      scale(1)    rotate(0deg); }
    50%  { transform: translate(6vw,-4vh) scale(1.15) rotate(8deg); }
    100% { transform: translate(-8vw,7vh) scale(.95)  rotate(-6deg); }
}

/* partículas doradas flotando */
.bg::after {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    background-image:
        radial-gradient(2px 2px at 12% 18%, rgba(242,198,89,.55), transparent),
        radial-gradient(1.5px 1.5px at 28% 72%, rgba(224,169,63,.45), transparent),
        radial-gradient(1px 1px at 55% 35%, rgba(255,240,200,.6), transparent),
        radial-gradient(2px 2px at 78% 82%, rgba(224,169,63,.5), transparent),
        radial-gradient(1.5px 1.5px at 88% 24%, rgba(255,240,200,.45), transparent),
        radial-gradient(1px 1px at 38% 55%, rgba(242,198,89,.4), transparent);
    animation: particlesFloat 26s linear infinite; mix-blend-mode: screen; opacity: .75;
}
@keyframes particlesFloat { 0% { transform: translate3d(0,0,0); } 100% { transform: translate3d(0,-40px,0); } }

/* =========================================================
   ENTRADA
   ========================================================= */
.hero {
    position: relative; z-index: 5; width: 100%;
    height: 100vh; height: 100dvh;
    display: flex; align-items: center; justify-content: center;
    padding: clamp(36px, 6vh, 70px) 28px clamp(28px, 5vh, 48px);
}
.hero__inner {
    width: 100%; max-width: 1040px; text-align: center;
    display: flex; flex-direction: column; align-items: center;
    gap: clamp(12px, 2vh, 22px);
}

/* Caption de edición — línea fina con letterspacing (aire premium) */
.hero__edition {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(13px, 1.8vw, 20px); letter-spacing: clamp(2px, .5vw, 6px);
    text-transform: uppercase; color: var(--c-accent);
    text-shadow: 0 2px 10px rgba(0,0,0,.5);
}

/* Logo WCC como pieza central — dimensionado por ALTURA para caber en una pantalla */
.hero__logo {
    height: clamp(210px, 40vh, 430px); width: auto;
    filter: drop-shadow(0 14px 34px rgba(0,0,0,.6)) drop-shadow(0 0 30px rgba(224,169,63,.20));
    animation: brandFloat 7s ease-in-out infinite; animation-delay: 1.4s; will-change: transform;
}
@keyframes brandFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

/* =========================================================
   TARJETAS (edición / fechas / lugar)
   ========================================================= */
.info-cards {
    display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px;
    width: 100%; max-width: 880px; margin: clamp(4px, 1vh, 12px) auto 0;
}
.info-card {
    position: relative; display: flex; align-items: center; gap: 16px; padding: 15px 20px;
    text-align: left; isolation: isolate; overflow: hidden; border-radius: var(--radius-md);
    background: linear-gradient(160deg, rgba(14,28,18,.8) 0%, rgba(21,41,27,.8) 100%);
    border: 1px solid rgba(224,169,63,.25);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px -8px rgba(0,0,0,.55), inset 0 1px 0 rgba(255,255,255,.04);
    transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
    opacity: 0; transform: translateY(26px) scale(.96);
    animation: cardEnter 1.05s cubic-bezier(.34,1.46,.64,1) forwards;
}
.info-card:nth-child(1){animation-delay:1.0s} .info-card:nth-child(2){animation-delay:1.12s} .info-card:nth-child(3){animation-delay:1.24s}
@keyframes cardEnter {
    0%  { opacity: 0; transform: translateY(26px) scale(.96); }
    60% { opacity: 1; transform: translateY(-4px) scale(1.015); }
    100%{ opacity: 1; transform: translateY(0) scale(1); }
}
.info-card:hover { border-color: rgba(224,169,63,.55); transform: translateY(-3px); box-shadow: 0 14px 36px -10px rgba(0,0,0,.65), 0 6px 18px -6px rgba(224,169,63,.25); }
.info-card__icon {
    flex-shrink: 0; width: 46px; height: 46px; display: flex; align-items: center; justify-content: center;
    color: var(--c-accent); border-radius: 10px; background: rgba(224,169,63,.08); border: 1px solid rgba(224,169,63,.2);
    transition: all .35s var(--ease);
}
.info-card__icon svg { width: 26px; height: 26px; }
.info-card:hover .info-card__icon { background: rgba(224,169,63,.15); transform: rotate(-4deg) scale(1.04); }
.info-card__body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.info-card__label { font-size: 10.5px; font-weight: 600; letter-spacing: 2.5px; text-transform: uppercase; color: var(--c-accent); opacity: .85; }
.info-card__value { font-family: 'Anton','Bebas Neue',sans-serif; font-size: clamp(20px,2vw,26px); letter-spacing: 1.5px; color: var(--c-text); line-height: 1; text-transform: uppercase; margin-top: 2px; }
.info-card__sub { font-size: 11px; font-weight: 500; letter-spacing: 1.1px; color: var(--c-text-soft); opacity: .72; text-transform: uppercase; margin-top: 4px; line-height: 1.3; }

/* =========================================================
   ENTRADA POR IDIOMA — banderas como acción principal
   ========================================================= */
.lang-entry { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; margin-top: clamp(6px,1.4vh,16px); }
.lang-btn {
    display: inline-flex; align-items: center; gap: 14px; padding: 12px 20px 12px 14px;
    border-radius: var(--radius-full); min-width: 220px;
    background: linear-gradient(160deg, rgba(224,169,63,.14) 0%, rgba(14,28,18,.82) 100%);
    border: 1px solid rgba(224,169,63,.4);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 10px 28px -10px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,255,255,.05);
    transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.lang-btn:hover {
    transform: translateY(-3px); border-color: rgba(242,198,89,.85);
    box-shadow: 0 16px 40px -10px rgba(0,0,0,.7), 0 6px 22px -6px rgba(224,169,63,.45);
}
.lang-btn:active { transform: translateY(-1px) scale(.99); }
.lang-btn__flag {
    flex-shrink: 0; width: 42px; height: 28px; border-radius: 5px; overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.14);
}
.lang-btn__flag svg { width: 100%; height: 100%; display: block; }
.lang-btn__text { display: flex; flex-direction: column; align-items: flex-start; line-height: 1; flex: 1; }
.lang-btn__name { font-family: 'Anton','Bebas Neue',sans-serif; font-size: 20px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--c-text); }
.lang-btn__sub  { font-size: 10px; font-weight: 600; letter-spacing: 2.5px; text-transform: uppercase; color: var(--c-accent); opacity: .8; margin-top: 4px; }
.lang-btn__arrow { color: var(--c-accent); font-size: 20px; transition: transform .3s var(--ease); }
.lang-btn:hover .lang-btn__arrow { transform: translateX(4px); color: var(--c-accent-bright); }

/* =========================================================
   ENTRADA EN CARGA
   ========================================================= */
.reveal { opacity: 0; transform: translateY(22px); animation: revealUp 1s var(--ease) forwards; animation-delay: var(--d, 0ms); }
@keyframes revealUp { to { opacity: 1; transform: translateY(0); } }

/* =========================================================
   RESPONSIVE — encoger, nunca generar scroll
   ========================================================= */
@media (max-width: 720px) {
    .hero { padding: 28px 18px 24px; }
    .hero__inner { gap: 14px; }
    .hero__logo { height: clamp(180px, 34vh, 300px); }
    .info-cards { grid-template-columns: 1fr; gap: 10px; max-width: 380px; }
    .info-card { padding: 12px 16px; gap: 14px; }
    .info-card__value { font-size: 20px; }
    .lang-entry { flex-direction: column; align-items: stretch; width: 100%; max-width: 380px; }
    .lang-btn { min-width: 0; width: 100%; }
}
@media (max-height: 640px) and (min-width: 721px) {
    .hero { padding-top: 22px; padding-bottom: 16px; }
    .hero__inner { gap: 10px; }
    .hero__logo { height: clamp(150px, 30vh, 240px); }
    .info-card { padding: 10px 14px; gap: 10px; }
    .info-card__value { font-size: 18px; }
}

/* =========================================================
   REDUCED MOTION — accesibilidad
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important;
    }
    .reveal, .bg__poster, .ambient, .bg::after, .hero__logo, .info-card, .lang-btn {
        animation: none !important; opacity: 1 !important; transform: none !important;
    }
    .bg__poster { transform: scale(1.14) !important; }
}