/* ============================================================
   onboarding.css — Pantalla de inicio: Growth City
   ============================================================ */

/* ── Overlay ─────────────────────────────────────────────── */
#onboarding-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: radial-gradient(ellipse at 40% 35%, #0e1a2e 0%, #04080f 75%);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 24px 16px 32px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    opacity: 1;
    transition: opacity .5s ease;
}
#onboarding-overlay::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        radial-gradient(1px 1px at 18% 28%, rgba(116,200,255,.5)  0%, transparent 100%),
        radial-gradient(1px 1px at 52% 14%, rgba(167,139,250,.45) 0%, transparent 100%),
        radial-gradient(1px 1px at 74% 58%, rgba(34,211,238,.4)   0%, transparent 100%),
        radial-gradient(1px 1px at 9%  68%, rgba(255,255,255,.3)  0%, transparent 100%),
        radial-gradient(1px 1px at 88% 22%, rgba(255,217,61,.4)   0%, transparent 100%),
        radial-gradient(1px 1px at 38% 84%, rgba(255,255,255,.25) 0%, transparent 100%),
        radial-gradient(2px 2px at 63% 44%, rgba(167,139,250,.4)  0%, transparent 100%),
        radial-gradient(2px 2px at 29% 53%, rgba(116,200,255,.35) 0%, transparent 100%);
    pointer-events: none;
}
#onboarding-overlay.hiding {
    opacity: 0;
    pointer-events: none;
}

/* ── Contenedor ──────────────────────────────────────────── */
#ob-container {
    max-width: 580px;
    width: 100%;
    position: relative;
    font-family: 'Segoe UI', Arial, sans-serif;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* ── Slides ──────────────────────────────────────────────── */
.ob-slide {
    display: none;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 18px;
    animation: ob-slide-in .32s cubic-bezier(.22,1,.36,1) both;
}
.ob-slide.active { display: flex; }
.ob-slide.back   { animation-name: ob-slide-back; }

@keyframes ob-slide-in {
    from { opacity: 0; transform: translateX(22px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes ob-slide-back {
    from { opacity: 0; transform: translateX(-22px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ── Logo flotante ───────────────────────────────────────── */
#ob-logo {
    font-size: 68px;
    line-height: 1;
    animation: ob-float 3s ease-in-out infinite;
}
@keyframes ob-float {
    0%,100% { transform: translateY(0);    }
    50%      { transform: translateY(-10px); }
}

/* ── Título y subtítulo ──────────────────────────────────── */
#ob-game-title {
    font-size: 36px;
    font-weight: 800;
    color: #ffd93d;
    text-shadow: 0 0 36px rgba(255,217,61,.4);
    letter-spacing: -1px;
    line-height: 1.1;
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
}
#ob-game-subtitle {
    font-size: 13px;
    color: rgba(255,255,255,.38);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: -6px;
}

/* ── Narrativa ───────────────────────────────────────────── */
.ob-narrative {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.1);
    border-left: 3px solid #a78bfa;
    border-radius: 12px;
    padding: 18px 22px;
    font-size: 13px;
    color: #c0b8e0;
    line-height: 1.78;
    text-align: left;
    width: 100%;
}
.ob-narrative strong { color: #ffd93d; }

/* ── Ícono de slide ──────────────────────────────────────── */
.ob-tutorial-icon {
    font-size: 48px;
    line-height: 1;
    animation: ob-float 2.5s ease-in-out infinite;
}
.ob-tutorial-title {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
}
.ob-tutorial-desc {
    font-size: 13px;
    color: rgba(255,255,255,.5);
    line-height: 1.65;
    max-width: 440px;
}

/* ── Cuadrícula de personajes ────────────────────────────── */
.ob-char-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    width: 100%;
}
.ob-char-card {
    background: rgba(255,255,255,.04);
    border: 2px solid rgba(255,255,255,.08);
    border-radius: 12px;
    padding: 12px 6px 10px;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: background .18s, border-color .18s, transform .12s;
}
.ob-char-card:hover {
    background: rgba(255,255,255,.08);
    border-color: var(--char-accent, #74c8ff);
    transform: translateY(-2px);
}
.ob-char-card.selected {
    background: color-mix(in srgb, var(--char-accent, #74c8ff) 14%, transparent);
    border-color: var(--char-accent, #74c8ff);
    box-shadow: 0 0 14px color-mix(in srgb, var(--char-accent, #74c8ff) 28%, transparent);
}
.ob-char-card::after {
    content: '';
    position: absolute; bottom: 0; left: 0; right: 0;
    height: 2px; border-radius: 0 0 10px 10px;
    background: var(--char-accent, #74c8ff);
    opacity: 0; transition: opacity .18s;
}
.ob-char-card.selected::after,
.ob-char-card:hover::after { opacity: 1; }
.ob-char-avatar { font-size: 28px; margin-bottom: 6px; line-height: 1; }
.ob-char-name   { font-size: 11px; font-weight: 700; color: #fff; margin-bottom: 2px; }
.ob-char-desc   { font-size: 10px; color: rgba(255,255,255,.38); line-height: 1.3; }
.ob-char-check  {
    position: absolute; top: 5px; right: 7px;
    font-size: 11px; font-weight: 700;
    color: var(--char-accent, #74c8ff);
    opacity: 0; transition: opacity .18s;
}
.ob-char-card.selected .ob-char-check { opacity: 1; }

/* ── Campo de nombre ─────────────────────────────────────── */
.ob-name-field {
    margin-top: 4px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.ob-name-label {
    font-size: 11px;
    font-weight: 600;
    color: rgba(255,255,255,.38);
    letter-spacing: .3px;
    text-align: left;
}
.ob-name-input {
    width: 100%;
    background: rgba(255,255,255,.06);
    border: 1.5px solid rgba(255,255,255,.14);
    border-radius: 10px;
    padding: 10px 14px;
    font-family: 'Segoe UI', Arial, sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    outline: none;
    transition: border-color .2s, background .2s;
    caret-color: #74c8ff;
}
.ob-name-input::placeholder { color: rgba(255,255,255,.22); font-weight: 400; }
.ob-name-input:focus {
    border-color: #74c8ff;
    background: rgba(116,200,255,.08);
}
.ob-name-input.ob-name-error {
    border-color: #f87171 !important;
    background: rgba(248,113,113,.08) !important;
}
.ob-name-error-msg {
    font-size: 11px; color: #f87171;
    font-weight: 600; text-align: left;
    opacity: 0; transition: opacity .2s;
}
@keyframes ob-shake {
    0%,100% { transform: translateX(0);   }
    20%      { transform: translateX(-6px); }
    40%      { transform: translateX(6px);  }
    60%      { transform: translateX(-4px); }
    80%      { transform: translateX(4px);  }
}

/* ── Controles ───────────────────────────────────────────── */
.ob-controls-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    width: 100%;
}
.ob-control-item {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: rgba(255,255,255,.55);
    text-align: left;
}
.ob-key {
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-bottom: 3px solid rgba(255,255,255,.12);
    border-radius: 6px;
    padding: 4px 9px;
    font-size: 11px; font-weight: 700;
    color: #fff; white-space: nowrap; flex-shrink: 0;
}

/* ── Caja de mecánica de diagnóstico ─────────────────────── */
.ob-mechanic-box {
    background: rgba(116,200,255,.05);
    border: 1px solid rgba(116,200,255,.18);
    border-radius: 12px;
    padding: 16px 18px;
    width: 100%;
    text-align: left;
}
.ob-mechanic-title {
    font-size: 12px; font-weight: 700;
    color: #74c8ff;
    text-transform: uppercase; letter-spacing: .8px;
    margin-bottom: 12px;
}
.ob-mechanic-steps {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.ob-mstep {
    display: flex; align-items: center; gap: 10px;
    font-size: 12px; color: rgba(255,255,255,.65);
}
.ob-mstep-num {
    width: 20px; height: 20px;
    border-radius: 50%;
    background: rgba(116,200,255,.15);
    border: 1px solid rgba(116,200,255,.3);
    color: #74c8ff;
    font-size: 10px; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.ob-mstep-arrow {
    font-size: 11px; color: rgba(116,200,255,.3);
    padding-left: 6px;
}
.ob-mechanic-note {
    margin-top: 10px;
    font-size: 11px;
    color: rgba(255,255,255,.28);
    font-style: italic;
    border-top: 1px solid rgba(255,255,255,.05);
    padding-top: 8px;
}

/* ── Preview de artefactos (cadena) ──────────────────────── */
.ob-artifacts-preview {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 4px;
    width: 100%;
    padding: 4px 0;
}
.ob-art-chip {
    display: flex; align-items: center; gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px; font-weight: 700;
    border: 1px solid;
}
.ob-art-chip.ob-phase-adquisición {
    background: rgba(116,200,255,.1);
    border-color: rgba(116,200,255,.25);
    color: #74c8ff;
}
.ob-art-chip.ob-phase-conversión {
    background: rgba(167,139,250,.1);
    border-color: rgba(167,139,250,.25);
    color: #a78bfa;
}
.ob-art-chip.ob-phase-retención {
    background: rgba(34,197,94,.08);
    border-color: rgba(34,197,94,.22);
    color: #22c55e;
}
.ob-art-emoji { font-size: 13px; }
.ob-art-name  { font-size: 10px; }
.ob-art-arrow {
    font-size: 11px;
    color: rgba(255,255,255,.18);
    flex-shrink: 0;
}

/* ── Lista de objetivos ──────────────────────────────────── */
.ob-goal-list {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.ob-goal-item {
    background: rgba(255,255,255,.035);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    text-align: left;
}
.ob-goal-emoji { font-size: 22px; flex-shrink: 0; line-height: 1.3; }
.ob-goal-text  { font-size: 12px; color: rgba(255,255,255,.55); line-height: 1.6; }
.ob-goal-text strong { color: #fff; font-weight: 700; display: block; margin-bottom: 2px; }

/* ── Dots de progreso ────────────────────────────────────── */
#ob-dots {
    display: flex; gap: 7px; justify-content: center;
}
.ob-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: rgba(255,255,255,.18);
    transition: background .3s, transform .3s;
}
.ob-dot.active {
    background: #74c8ff;
    transform: scale(1.35);
}

/* ── Botones de navegación ───────────────────────────────── */
#ob-nav {
    display: flex; gap: 10px; justify-content: center; width: 100%;
}
.ob-btn {
    font-family: 'Segoe UI', Arial, sans-serif;
    font-size: 14px; font-weight: 700;
    border: none; border-radius: 12px;
    padding: 12px 28px; cursor: pointer;
    transition: transform .13s, filter .13s;
    letter-spacing: .3px; min-height: 46px;
}
.ob-btn:hover  { filter: brightness(1.14); }
.ob-btn:active { transform: scale(.95); }
.ob-btn-primary {
    background: linear-gradient(135deg, #1a4a8a, #2563eb);
    color: #fff; flex: 1; max-width: 240px;
}
.ob-btn-secondary {
    background: rgba(255,255,255,.07);
    color: rgba(255,255,255,.5);
    border: 1px solid rgba(255,255,255,.12);
}
.ob-btn-start {
    background: linear-gradient(135deg, #ffd700, #ffa500);
    color: #1a0a00;
    font-size: 15px; font-weight: 800;
    padding: 14px 36px;
    box-shadow: 0 4px 18px rgba(255,165,0,.35);
    width: 100%; max-width: 300px;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 520px) {
    #ob-game-title      { font-size: 26px; }
    .ob-tutorial-title  { font-size: 19px; }
    .ob-controls-grid   { grid-template-columns: 1fr; }
    .ob-char-grid       { grid-template-columns: repeat(2, 1fr); }
    .ob-char-avatar     { font-size: 24px; }
    .ob-char-desc       { display: none; }
    .ob-art-name        { display: none; }
}
@media (max-width: 380px) {
    #ob-logo { font-size: 52px; }
    .ob-char-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ── Ajuste al design system ─────────────────────────────── */
#ob-container, #ob-game-title, .ob-btn, .ob-narrative {
    font-family: var(--font, 'Inter', sans-serif);
}