/* ═══════════════════════════════════════════════════════════
   BPV Assist — Custom Styles
   ═══════════════════════════════════════════════════════════ */

/* ─── CSS Custom Properties ─────────────────────────────── */
:root {
    --color-accent: #2563EB;
    --color-accent-hover: #1D4ED8;
    --color-accent-light: #EFF6FF;
    --color-bpv-coral: #D4573A;
    --color-bpv-coral-light: #FDF2F0;
    --color-bg: #FAFBFC;
    --color-bg-alt: #F1F5F9;
    --color-dark: #0F172A;
    --color-dark-surface: #1E293B;
    --color-text: #0F172A;
    --color-text-secondary: #475569;
    --color-text-tertiary: #94A3B8;
    --color-border: #E2E8F0;
    --mouse-x: 0px;
    --mouse-y: 0px;
}

/* ─── Base ──────────────────────────────────────────────── */
body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

::selection {
    background-color: var(--color-accent);
    color: white;
}

.font-jakarta {
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif !important;
}

.font-geist {
    font-family: 'Geist', system-ui, sans-serif !important;
}

/* ─── Letter-by-Letter Hero Animation ───────────────────── */
@keyframes slideDownLetter {
    0% {
        transform: translateY(-120%);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.clip-text-container {
    display: inline-flex;
    overflow: hidden;
    vertical-align: bottom;
    padding-bottom: 0.1em;
    margin-bottom: -0.1em;
}

.animate-letter {
    display: inline-block;
    transform: translateY(-120%);
    opacity: 0;
    animation: slideDownLetter 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ─── Button Beam Effect ────────────────────────────────── */
@keyframes beam {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.btn-beam {
    position: relative;
    z-index: 1;
}

.btn-beam::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
    background-size: 200% 100%;
    animation: beam 2s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    padding: 1px;
}

.btn-beam:hover::before {
    opacity: 1;
}

/* ─── Sonar Ring (for pulsing dots) ─────────────────────── */
@keyframes sonar {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(2.5); opacity: 0; }
}

.sonar-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid currentColor;
    animation: sonar 2s cubic-bezier(0, 0, 0.2, 1) infinite;
    pointer-events: none;
}

/* ─── Flashlight Card Effect (reused from NexPay) ──────── */
.card-flashlight {
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.card-flashlight::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), rgba(37,99,235,0.06), transparent 40%);
    z-index: 0;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.card-flashlight::after {
    content: "";
    position: absolute;
    inset: 0;
    padding: 1px;
    border-radius: inherit;
    background: radial-gradient(400px circle at var(--mouse-x) var(--mouse-y), rgba(37,99,235,0.15), transparent 40%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.card-flashlight:hover::before,
.card-flashlight:hover::after {
    opacity: 1;
}

.card-content {
    position: relative;
    z-index: 2;
}

/* Dark section variant of flashlight */
.dark-section .card-flashlight::before {
    background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), rgba(255,255,255,0.06), transparent 40%);
}

.dark-section .card-flashlight::after {
    background: radial-gradient(400px circle at var(--mouse-x) var(--mouse-y), rgba(255,255,255,0.3), transparent 40%);
}

/* ─── Voice Orb Container ──────────────────────────────── */
.voice-orb-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.voice-orb-container canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.voice-orb-glow {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(212,87,58,0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* ─── Navigation Scroll State ──────────────────────────── */
.nav-scrolled {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

/* ─── Language Toggle ──────────────────────────────────── */
.lang-toggle {
    display: flex;
    align-items: center;
    border-radius: 9999px;
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.lang-toggle a {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-decoration: none;
    transition: all 0.2s ease;
}

.lang-toggle a.active {
    background-color: var(--color-text);
    color: white;
}

.lang-toggle a:not(.active) {
    color: var(--color-text-tertiary);
}

.lang-toggle a:not(.active):hover {
    color: var(--color-text);
}

/* ─── Smooth Scroll ────────────────────────────────────── */
html {
    scroll-behavior: smooth;
}

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

/* ─── Utility ──────────────────────────────────────────── */
.animate-spin-slow {
    animation: spin 8s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ─── Trust Strip ──────────────────────────────────────── */
.trust-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.125rem;
}

.trust-stat-num {
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
    font-weight: 600;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

.trust-stat-label {
    font-family: 'Geist', system-ui, sans-serif;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text-tertiary);
}

/* ─── Service Card Visual Zones ────────────────────────── */
.card-visual-zone {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #F8FAFC 0%, #F1F5F9 100%);
    border-bottom: 1px solid #E2E8F0;
}

/* NIE Document Visual */
.nie-doc {
    width: 160px;
    background: white;
    border: 1px solid #E2E8F0;
    border-radius: 0.5rem;
    padding: 1rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    transform: rotate(-2deg);
    transition: transform 0.5s ease;
}

.group:hover .nie-doc {
    transform: rotate(0deg) scale(1.03);
}

/* Passport Stamp Visual */
.passport-stamp {
    width: 100px;
    height: 100px;
    border: 3px solid #D4573A;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: rotate(-15deg);
    opacity: 0.7;
    transition: all 0.5s ease;
}

.group:hover .passport-stamp {
    transform: rotate(-5deg);
    opacity: 1;
}

/* ID Card Visual */
.id-card-visual {
    width: 180px;
    background: white;
    border: 1px solid #E2E8F0;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    transition: transform 0.5s ease;
}

.group:hover .id-card-visual {
    transform: translateY(-4px);
}

/* Map Pin Pulse */
@keyframes mapPinPulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.5); opacity: 0; }
}

.map-pin-pulse {
    animation: mapPinPulse 2s ease-in-out infinite;
}

/* (How It Works old card styles removed — replaced by timeline) */

/* ─── Voice Demo — Typing Indicator ────────────────────── */
@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-4px); }
}

.typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: rgba(148, 163, 184, 0.6);
    animation: typingBounce 1.4s ease-in-out infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

/* ─── Voice Demo — Message Entrance ────────────────────── */
@keyframes msgSlideIn {
    0% { opacity: 0; transform: translateY(12px); }
    100% { opacity: 1; transform: translateY(0); }
}

.demo-msg {
    opacity: 0;
    animation: msgSlideIn 0.5s ease-out forwards;
}

/* ─── Section Transition — Light to Dark ───────────────── */
.section-dark-entry {
    position: relative;
}

.section-dark-entry::before {
    content: '';
    position: absolute;
    top: -3rem;
    left: 0;
    right: 0;
    height: 3rem;
    background: linear-gradient(to bottom, transparent, #0F172A);
    pointer-events: none;
    z-index: 1;
}

/* ─── Voice Orb Canvas ─────────────────────────────────── */
#voice-orb-canvas {
    background: transparent;
}

/* Mic button pulse when listening */
@keyframes mic-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(212, 87, 58, 0.4); }
    50% { box-shadow: 0 0 0 16px rgba(212, 87, 58, 0); }
}

.mic-active {
    animation: mic-pulse 1.5s ease-in-out infinite;
    background-color: rgba(212, 87, 58, 0.2) !important;
    border-color: rgba(212, 87, 58, 0.4) !important;
}

.mic-active svg {
    color: #D4573A !important;
}

/* Conversation log scrollbar */
#voice-conversation-log::-webkit-scrollbar {
    width: 4px;
}

#voice-conversation-log::-webkit-scrollbar-thumb {
    background: rgba(37, 99, 235, 0.2);
    border-radius: 2px;
}

/* ─── Dark to Light Transition ─────────────────────────── */
.section-light-entry {
    position: relative;
}

.section-light-entry::before {
    content: '';
    position: absolute;
    top: -3rem;
    left: 0;
    right: 0;
    height: 3rem;
    background: linear-gradient(to bottom, #0B1120, #FAFBFC);
    pointer-events: none;
    z-index: 1;
}

/* ─── Spain Map ────────────────────────────────────────── */
.spain-map-container svg path.province {
    fill: #E2E8F0;
    stroke: #CBD5E1;
    stroke-width: 0.5;
    transition: fill 0.3s ease;
}

.spain-map-container svg path.province.active {
    fill: rgba(37, 99, 235, 0.25);
    stroke: #2563EB;
    stroke-width: 1;
}

.spain-map-container svg path.province.highlight {
    fill: rgba(37, 99, 235, 0.5);
    stroke: #2563EB;
    stroke-width: 1.5;
}

/* ─── Office Pin Marker ────────────────────────────────── */
@keyframes officePulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(2); opacity: 0; }
}

.office-pin-ring {
    animation: officePulse 2s ease-in-out infinite;
}

/* ─── Cobe Globe Container ─────────────────────────────── */
.globe-container {
    position: relative;
    aspect-ratio: 1;
    max-width: 400px;
    margin: 0 auto;
}

.globe-container canvas {
    width: 100% !important;
    height: 100% !important;
}

/* ─── FAQ Accordion ────────────────────────────────────── */
.faq-item {
    border-bottom: 1px solid #E2E8F0;
}

.faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.open .faq-answer {
    grid-template-rows: 1fr;
}

.faq-answer-inner {
    overflow: hidden;
}

.faq-chevron {
    transition: transform 0.3s ease;
}

.faq-item.open .faq-chevron {
    transform: rotate(180deg);
}

/* ─── Bottom CTA Section ──────────────────────────────── */
.cta-bg-pattern {
    background-image:
        radial-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 32px 32px;
}

/* ═══════════════════════════════════════════════════════════
   HOW IT WORKS — Vertical Scroll Timeline
   ═══════════════════════════════════════════════════════════ */

.timeline { position: relative; padding: 2rem 0; }

/* Center Rail */
.timeline-rail { position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; transform: translateX(-50%); }
.timeline-rail-track { position: absolute; inset: 0; background: rgba(255,255,255,0.04); border-radius: 1px; }
.timeline-rail-progress { position: absolute; top: 0; left: 0; right: 0; height: 0%; background: linear-gradient(180deg, #2563EB 0%, #60A5FA 40%, #D4573A 60%, #60A5FA 80%, #2563EB 100%); border-radius: 1px; transition: height 0.05s linear; box-shadow: 0 0 8px rgba(37,99,235,0.3); }

@media (max-width: 1023px) { .timeline-rail { left: 20px; } }

/* Timeline Step */
.timeline-step { position: relative; display: grid; grid-template-columns: 1fr 60px 1fr; gap: 0; align-items: start; min-height: 160px; margin-bottom: 1rem; }
@media (max-width: 1023px) {
    .timeline-step { grid-template-columns: 40px 1fr; margin-bottom: 1.5rem; min-height: auto; }
    .timeline-step .timeline-node { order: 1; }
    .timeline-step .timeline-card { order: 2; }
    .timeline-step .timeline-spacer { order: 3; }
}

/* Node (center dot) */
.timeline-node { display: flex; align-items: flex-start; justify-content: center; padding-top: 1.5rem; position: relative; z-index: 10; }
.timeline-dot { width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 700; font-family: 'Geist', system-ui, sans-serif; border: 2px solid rgba(255,255,255,0.08); background: #0F172A; color: rgba(255,255,255,0.3); transition: all 0.6s cubic-bezier(0.16,1,0.3,1); position: relative; }

.timeline-step.revealed .timeline-dot { border-color: #2563EB; background: #2563EB; color: white; box-shadow: 0 0 20px rgba(37,99,235,0.3); }
.timeline-step.revealed .timeline-dot-coral { border-color: #D4573A; background: #D4573A; box-shadow: 0 0 20px rgba(212,87,58,0.3); }

.timeline-step.revealed .timeline-dot::after { content: ''; position: absolute; inset: -4px; border-radius: 50%; border: 1px solid #2563EB; opacity: 0; animation: dotPing 1s cubic-bezier(0,0,0.2,1) 0.3s forwards; pointer-events: none; }
.timeline-step.revealed .timeline-dot-coral::after { border-color: #D4573A; }
@keyframes dotPing { 0% { transform: scale(1); opacity: 0.6; } 100% { transform: scale(2.2); opacity: 0; } }

/* Timeline Card */
.timeline-card { padding: 1.25rem 1.5rem; background: rgba(255,255,255,0.025); border: 1px solid rgba(255,255,255,0.05); border-radius: 1rem; transition: all 0.4s ease; opacity: 0; transform: translateY(20px); }
.timeline-step.revealed .timeline-card { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }

.timeline-card-left { text-align: right; transform: translateX(-20px) translateY(10px); }
.timeline-step.revealed .timeline-card-left { transform: translateX(0) translateY(0); }
.timeline-card-right { transform: translateX(20px) translateY(10px); }
.timeline-step.revealed .timeline-card-right { transform: translateX(0) translateY(0); }

@media (max-width: 1023px) {
    .timeline-card-left { text-align: left; transform: translateX(20px) translateY(10px); }
    .timeline-step.revealed .timeline-card-left { transform: translateX(0) translateY(0); }
}

.timeline-card:hover { background: rgba(255,255,255,0.04); border-color: rgba(37,99,235,0.15); box-shadow: 0 4px 24px rgba(0,0,0,0.2); }
.timeline-card-coral:hover { border-color: rgba(212,87,58,0.2); box-shadow: 0 4px 24px rgba(212,87,58,0.08); }

/* Card icon */
.timeline-card-icon { width: 32px; height: 32px; border-radius: 0.5rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; background: rgba(37,99,235,0.1); border: 1px solid rgba(37,99,235,0.15); transition: all 0.3s ease; }
.timeline-card:hover .timeline-card-icon { background: rgba(37,99,235,0.15); border-color: rgba(37,99,235,0.25); }
.timeline-card-icon-coral { background: rgba(212,87,58,0.1); border-color: rgba(212,87,58,0.15); }
.timeline-card-coral:hover .timeline-card-icon-coral { background: rgba(212,87,58,0.15); border-color: rgba(212,87,58,0.25); }

/* Spacer */
.timeline-spacer { display: block; }
@media (max-width: 1023px) { .timeline-spacer { display: none; } }

/* ─── Scroll Entrance Animations ──────────────────────── */
@keyframes scrollFadeUp {
    0% { opacity: 0; transform: translateY(24px); }
    100% { opacity: 1; transform: translateY(0); }
}

.scroll-reveal {
    opacity: 0;
}

.scroll-reveal.revealed {
    animation: scrollFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.1s; }
.stagger-3 { animation-delay: 0.15s; }
.stagger-4 { animation-delay: 0.2s; }
.stagger-5 { animation-delay: 0.25s; }
.stagger-6 { animation-delay: 0.3s; }

/* ═══════════════════════════════════════════════════════════
   TIMELINE CARDS — Enriched
   ═══════════════════════════════════════════════════════════ */

@property --beam-angle { syntax: '<angle>'; initial-value: 0deg; inherits: false; }
@keyframes beamSweep { 0% { --beam-angle: 0deg; } 100% { --beam-angle: 360deg; } }

.timeline-card { position: relative; isolation: isolate; }

.timeline-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: conic-gradient(from var(--beam-angle), transparent 0%, transparent 30%, var(--beam-color, #2563EB) 50%, transparent 70%, transparent 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    padding: 1px;
    z-index: -1;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.timeline-step.revealed .timeline-card::before { opacity: 1; animation: beamSweep 2.5s linear 1; }
.timeline-step.revealed .timeline-card { border-color: rgba(37,99,235,0.12); }

.timeline-card-coral { --beam-color: #D4573A; }
.timeline-step.revealed .timeline-card-coral { border-color: rgba(212,87,58,0.15); }

.timeline-card-muted { --beam-color: rgba(148,163,184,0.4); }
.timeline-step.revealed .timeline-card-muted { border-color: rgba(255,255,255,0.06); }

/* Card Visual Asset Zone */
.tl-visual { position: relative; overflow: hidden; border-radius: 0.625rem; background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.04); padding: 0.875rem; margin-bottom: 0.875rem; min-height: 80px; display: flex; align-items: center; }

/* Pills */
.tl-pill { display: inline-flex; align-items: center; gap: 4px; padding: 3px 8px; border-radius: 6px; font-size: 10px; font-weight: 600; font-family: 'Geist', system-ui, sans-serif; letter-spacing: 0.03em; text-transform: uppercase; background: rgba(37,99,235,0.1); color: #60A5FA; border: 1px solid rgba(37,99,235,0.15); }
.tl-pill-coral { background: rgba(212,87,58,0.1); color: #E8866E; border-color: rgba(212,87,58,0.15); }
.tl-pill-muted { background: rgba(255,255,255,0.04); color: #94A3B8; border-color: rgba(255,255,255,0.06); }

/* Detail text */
.tl-details { font-size: 11px; color: rgba(148,163,184,0.7); font-family: 'Geist', system-ui, sans-serif; margin-top: 0.5rem; line-height: 1.5; }

/* Mini Browser (Step 1) */
.tl-mini-browser { width: 100%; background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.05); border-radius: 6px; overflow: hidden; }
.tl-mini-browser-bar { height: 18px; background: rgba(255,255,255,0.02); border-bottom: 1px solid rgba(255,255,255,0.04); display: flex; align-items: center; padding: 0 6px; gap: 3px; }
.tl-mini-browser-bar span { width: 4px; height: 4px; border-radius: 50%; background: rgba(255,255,255,0.1); }
.tl-mini-browser-bar .tl-url { width: auto; height: auto; border-radius: 3px; margin-left: 6px; padding: 1px 6px; background: rgba(255,255,255,0.03); font-size: 7px; color: rgba(255,255,255,0.2); font-family: 'Geist', system-ui, sans-serif; }

/* Waveform (Step 4) */
@keyframes tlWave { 0%, 100% { height: 25%; } 50% { height: var(--h, 60%); } }
.tl-wave-bar { width: 2.5px; border-radius: 2px; background: #D4573A; animation: tlWave var(--d, 1s) ease-in-out infinite; min-height: 3px; opacity: 0.7; }

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .timeline-card::before { animation: none !important; }
    .tl-wave-bar { animation: none !important; height: var(--h, 50%) !important; }
}