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

:root {
    --black: #000000;
    --white: #FFFFFF;
    --off-white: #F5F5F5;
    --gray: #1A1A1A;
    --gray-mid: #333333;
    --gray-light: #999999;
    --accent: #FFFFFF;
    --shadow: 0 4px 32px rgba(0,0,0,0.25);
    --shadow-hover: 0 12px 48px rgba(0,0,0,0.4);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Bebas Neue', sans-serif;
    letter-spacing: 1.5px;
}

/* ===== LANDING PAGE (index.html) ===== */
.landing-body {
    background: var(--black);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.landing-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
}

.pitch-launch-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    text-decoration: none;
    color: var(--white);
    background: var(--gray);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 24px;
    padding: 64px 56px;
    max-width: 520px;
    width: 100%;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
    box-shadow: var(--shadow);
    cursor: pointer;
}

.pitch-launch-card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: var(--shadow-hover);
    border-color: rgba(255,255,255,0.2);
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.03) 0%, transparent 60%);
    pointer-events: none;
}

.card-logo {
    height: 72px;
    margin-bottom: 36px;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.pitch-launch-card h1 {
    font-size: clamp(2.4rem, 6vw, 3.6rem);
    line-height: 1;
    letter-spacing: 4px;
    margin-bottom: 12px;
}

.pitch-launch-card h1 span {
    color: var(--gray-light);
}

.card-subtitle {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--gray-light);
    max-width: 360px;
}

.card-divider {
    width: 48px;
    height: 2px;
    background: rgba(255,255,255,0.15);
    margin: 28px 0;
}

.card-author {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gray-light);
    margin-bottom: 32px;
}

.card-cta {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 3px;
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.25);
    padding: 12px 32px;
    border-radius: 8px;
    transition: background 0.3s, color 0.3s;
}

.pitch-launch-card:hover .card-cta {
    background: var(--white);
    color: var(--black);
}

.landing-footer {
    text-align: center;
    padding: 20px;
}

.landing-footer p {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.2);
}

/* ===== PRESENTATION (pitch.html) ===== */
.pitch-body {
    background: var(--black);
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Deck */
.deck {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Individual slide */
.slide {
    display: none;
    position: absolute;
    inset: 0;
    background: var(--gray);
}

.slide.active {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: slideFade 0.4s ease;
}

@keyframes slideFade {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 16:9 inner frame — se ajusta al alto disponible para no cortar contenido */
.slide-content {
    width: 100%;
    max-width: min(1280px, calc((100vh - 120px) * 16 / 9));
    padding: clamp(28px, 4.5vh, 56px) clamp(36px, 6vw, 88px);
    position: relative;
    z-index: 1;
}

.slide-content.slide-center {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Watermark logo bottom-right */
.slide-watermark {
    position: absolute;
    bottom: 28px;
    right: 36px;
    height: 28px;
    filter: brightness(0) invert(1);
    opacity: 0.12;
    pointer-events: none;
    z-index: 0;
}

/* Cover slide */
.slide-logo-big {
    height: 80px;
    filter: brightness(0) invert(1);
    margin-bottom: 40px;
    opacity: 0.85;
}

.slide-hero-title {
    font-size: clamp(3rem, 7vw, 5.5rem);
    line-height: 1;
    letter-spacing: 5px;
    margin-bottom: 16px;
}

.slide-hero-title span {
    color: var(--gray-light);
}

.slide-hero-sub {
    font-size: clamp(1.45rem, 2.25vw, 2rem);
    font-weight: 300;
    color: var(--gray-light);
    margin-bottom: 0;
}

.slide-hero-line {
    width: 60px;
    height: 2px;
    background: rgba(255,255,255,0.2);
    margin: 28px 0;
}

.slide-hero-author {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gray-light);
}

/* Tags */
.slide-tag {
    display: inline-block;
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(1rem, 1.2vw, 1.3rem);
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--black);
    background: var(--white);
    padding: 4px 16px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.slide-tag--propuesta {
    color: #FFB800;
    background: transparent;
    border: 1.5px solid #FFB800;
}

/* Slide typography */
.slide h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(2.4rem, 4.6vw, 3.6rem);
    letter-spacing: 2px;
    margin-bottom: 24px;
    line-height: 1.1;
    color: var(--white);
}

.slide p {
    font-size: clamp(1.4rem, 2vw, 1.9rem);
    line-height: 1.65;
    color: rgba(255,255,255,0.8);
    margin-bottom: 18px;
    max-width: 860px;
}

.slide p strong {
    color: var(--white);
    font-weight: 600;
}

/* Two column layout */
.slide-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 8px;
}

/* Table */
.slide-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
    font-size: clamp(1.25rem, 1.7vw, 1.6rem);
}

.slide-table th {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(1.3rem, 1.75vw, 1.65rem);
    letter-spacing: 2px;
    text-align: left;
    padding: 14px 20px;
    background: var(--black);
    color: var(--white);
    border-bottom: 2px solid rgba(255,255,255,0.1);
}

.slide-table td {
    padding: 14px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.65);
}

.row-highlight td {
    background: rgba(255,255,255,0.05);
    color: var(--white);
    font-weight: 600;
}

/* Footnote */
.slide-footnote {
    font-size: clamp(1.1rem, 1.45vw, 1.35rem) !important;
    color: rgba(255,255,255,0.5) !important;
    border-left: 2px solid rgba(255,255,255,0.15);
    padding-left: 16px;
    margin-top: 20px !important;
    font-style: italic;
}

/* Bullet list */
.slide-bullets {
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
    text-align: left;
}

.slide-bullets li {
    position: relative;
    padding: clamp(12px, 1.4vh, 18px) 0 clamp(12px, 1.4vh, 18px) 32px;
    font-size: clamp(1.4rem, 2vw, 1.9rem);
    line-height: 1.5;
    color: rgba(255,255,255,0.8);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.slide-bullets li:last-child { border-bottom: none; }

.slide-bullets li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 20px;
    width: 8px;
    height: 8px;
    background: var(--white);
    border-radius: 2px;
    opacity: 0.4;
}

.slide-bullets li strong {
    color: var(--white);
}

.slide-bullets.steps li::before {
    border-radius: 50%;
    background: var(--white);
    opacity: 0.6;
}

.slide-bullets.compact li {
    padding: 10px 0 10px 28px;
    font-size: clamp(1.3rem, 1.8vw, 1.65rem);
}

/* Metrics grid */
.slide-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 8px;
}

.s-metric {
    text-align: center;
    padding: 24px 12px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
}

.s-metric-num {
    display: block;
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(2.5rem, 3.4vw, 3.6rem);
    letter-spacing: 1px;
    color: var(--white);
    line-height: 1;
    margin-bottom: 8px;
}

.s-metric-lbl {
    font-size: clamp(0.95rem, 1.25vw, 1.25rem);
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Canje box */
.slide-canje-box {
    padding: 36px 48px;
    background: var(--black);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    margin-bottom: 28px;
    max-width: 640px;
    width: 100%;
}

.slide-canje-amount {
    display: block;
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(1.6rem, 3.2vw, 2.4rem);
    color: var(--white);
    letter-spacing: 3px;
    margin-bottom: 8px;
    white-space: nowrap;
}

.slide-canje-fmt {
    font-size: clamp(1.05rem, 1.4vw, 1.35rem);
    color: rgba(255,255,255,0.4);
}

/* Closing */
.slide-closing {
    margin-top: 32px;
    padding: 28px 32px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    max-width: 640px;
}

.slide-closing p {
    color: rgba(255,255,255,0.8) !important;
    font-size: clamp(1.35rem, 1.9vw, 1.75rem) !important;
    margin-bottom: 8px !important;
}

.slide-closing-end {
    font-weight: 700 !important;
    color: var(--white) !important;
    font-size: clamp(1.45rem, 2.1vw, 1.9rem) !important;
    margin-bottom: 0 !important;
}

.slide-logo-bottom {
    height: 36px;
    filter: brightness(0) invert(1);
    opacity: 0.3;
    margin-top: 32px;
}

/* Back link */
.deck-back {
    position: fixed;
    top: 24px;
    left: 28px;
    z-index: 100;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.4);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.06);
    transition: color 0.25s, background 0.25s;
}

.deck-back:hover {
    color: var(--white);
    background: rgba(255,255,255,0.1);
}

/* Deck controls */
.deck-controls {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
    z-index: 100;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 10px 24px;
    border-radius: 40px;
    border: 1px solid rgba(255,255,255,0.08);
}

.deck-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    background: transparent;
    color: var(--white);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.25s, border-color 0.25s;
}

.deck-btn:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.4);
}

.deck-btn:disabled {
    opacity: 0.2;
    cursor: default;
    pointer-events: none;
}

.deck-counter {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.2rem;
    letter-spacing: 2px;
    color: rgba(255,255,255,0.6);
    min-width: 50px;
    text-align: center;
}

.deck-sep {
    opacity: 0.3;
    margin: 0 2px;
}

/* Progress bar */
.deck-progress {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255,255,255,0.05);
    z-index: 100;
}

.deck-progress-bar {
    height: 100%;
    background: var(--white);
    width: 0%;
    transition: width 0.4s ease;
    opacity: 0.5;
}

/* ===== FADE IN ANIMATION ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    /* Landing */
    .pitch-launch-card { padding: 40px 28px; }
    .pitch-launch-card h1 { font-size: 2.2rem; }
    .card-logo { height: 52px; margin-bottom: 24px; }

    /* Presentation */
    .slide-content { padding: 32px 24px; }
    .slide-hero-title { font-size: 2.6rem; }
    .slide-logo-big { height: 52px; margin-bottom: 28px; }
    .slide h2 { font-size: 1.7rem; }
    .slide-two-col { grid-template-columns: 1fr; gap: 20px; }
    .slide-metrics { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .s-metric { padding: 16px 8px; }
    .s-metric-num { font-size: 1.6rem; }
    .slide-canje-box { padding: 24px 20px; }
    .deck-controls { bottom: 16px; padding: 8px 16px; gap: 14px; }
    .slide-watermark { height: 22px; bottom: 16px; right: 20px; }
}