/* ============================================
   RESPONSIVE — ESCepcion
   ============================================ */

/* Hamburger — oculto por defecto */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
    margin-left: auto;
    order: 99;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-muted);
    border-radius: 2px;
    transition: all 0.3s;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Risk model — NUNCA colapsar antes de 1100px ── */
.risk-model-grid {
    display: grid;
    grid-template-columns: 45% 55%;
    min-height: 100vh;
    align-items: center;
    width: 100%;
    overflow: hidden;
}

/* ── 1366px — laptop ── */
@media (max-width: 1366px) {
    .hero .container {
        gap: 2.5rem;
        grid-template-columns: 44% 56%;
    }
    .terminal-window { overflow: hidden; }
    .terminal-body {
        font-size: 11px;
        padding: 14px 16px;
    }
    .terminal-body p {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

/* ── 1280px ── */
@media (max-width: 1280px) {
    .hero .container {
        gap: 2rem;
        grid-template-columns: 46% 54%;
    }
    .logo-main { width: 240px; }
    .glitch {
        font-size: clamp(40px, 5.5vw, 70px);
        letter-spacing: 5px;
    }
    .terminal-body { font-size: 10.5px; }
}

/* ── 1100px — risk model colapsa aquí ── */
@media (max-width: 1100px) {
    .risk-model-grid {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    .risk-model-content {
        padding: 120px 60px 40px 60px;
        align-items: center;
        text-align: center;
    }
    .risk-model-image {
        min-height: 50vh;
        padding: 20px 40px 80px;
    }
    .risk-model-image img {
        width: 55%;
        max-width: 420px;
    }
}

/* ── 1024px — Tablet landscape ── */
@media (max-width: 1024px) {
    .credits-grid {
        flex-direction: column;
        gap: 1.5rem;
    }
    .compact-credits-list { grid-template-columns: 1fr; }
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 100%;
    }
    .workflow { gap: 0.5rem; }
    .workflow-step {
        min-width: 150px;
        max-width: 200px;
    }
    .workflow-content p { font-size: 12px; }
}

/* ── 900px ── */
@media (max-width: 900px) {
    .workflow {
        flex-direction: column;
        align-items: center;
    }
    .workflow-step {
        min-width: 280px;
        max-width: 400px;
        width: 100%;
    }
    .workflow-arrow {
        transform: rotate(90deg);
        margin: 0.25rem 0;
        font-size: 1.5rem;
    }
}

/* ── 768px — Mobile ── */
@media (max-width: 768px) {
    /* Nav hamburger */
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: oklch(7% 0.015 285 / 0.97);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        padding: 1rem 1.5rem;
        gap: 0;
        z-index: 999;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links li {
        border-bottom: 1px solid var(--border);
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links a {
        display: block;
        padding: 0.9rem 0;
        font-size: 15px;
    }

    /* Ocultar kofi en mobile para no saturar */
    .kofi-link {
        display: none;
    }

    .github-link span {
        display: none;
    }

    /* Hero */
    .hero {
        padding: 80px 16px 60px;
    }

    .glitch {
        font-size: clamp(32px, 12vw, 48px);
        letter-spacing: 3px;
    }

    .tagline {
        font-size: 13px;
        letter-spacing: 1px;
    }

    .hero-description {
        font-size: 14px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    /* Terminal */
    .terminal-body {
        font-size: 11px;
        padding: 14px 16px;
        min-height: 180px;
    }

    /* Sections */
    section {
        padding: 64px 0;
    }

    .section-title {
        font-size: 26px;
    }

    .section-subtitle {
        font-size: 14px;
    }

    /* ESC grid — 1 columna en mobile */
    .escs-grid {
        grid-template-columns: 1fr !important;
        gap: 1.25rem;
        width: 100% !important;
    }

    /* Install */
    .install-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    /* Credits */
    .credits-grid {
        flex-direction: column;
    }

    .compact-credits-list {
        grid-template-columns: 1fr;
    }

    /* Code blocks */
    .code-block code {
        font-size: 0.7rem;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Risk model mobile */
    .risk-model-content { padding: 100px 24px 32px; }
    .risk-model-image {
        min-height: 300px;
        padding: 0 24px 60px;
    }
    .risk-model-image img {
        width: 75%;
        max-width: 300px;
    }
}

/* ── 480px — Mobile pequeño ── */
@media (max-width: 480px) {
    .glitch {
        font-size: 28px;
        letter-spacing: 2px;
    }

    .logo-main {
        width: 160px;
    }

    .install-card {
        padding: 1.5rem;
    }

    .feature-card {
        padding: 20px;
    }

    .esc-card {
        padding: 1rem 0 1rem 1rem;
    }

    .credits-card,
    .developer-card,
    .presentations-card {
        padding: 1.25rem;
    }
}