/* ============================================================
   KIPU — REDESIGN CSS
   Aesthetic: Refined Fintech / Clean Authority
   Font: Sora (display) + DM Sans (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=DM+Sans:wght@400;500;600&display=swap');

/* --- VARIABLES --- */
:root {
    --blue-600: #2563EB;
    --blue-700: #1D4ED8;
    --blue-800: #1e40af;
    --blue-50:  #EFF6FF;
    --blue-100: #DBEAFE;

    --green-500: #10B981;
    --green-600: #059669;
    --green-50:  #ECFDF5;

    --gray-950: #060B18;
    --gray-900: #0f172a;
    --gray-800: #1e293b;
    --gray-600: #475569;
    --gray-400: #94a3b8;
    --gray-200: #e2e8f0;
    --gray-100: #f1f5f9;
    --gray-50:  #f8fafc;
    --white:    #ffffff;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 32px;

    --shadow-sm:  0 1px 3px rgb(0 0 0 / .08);
    --shadow-md:  0 4px 16px rgb(0 0 0 / .10);
    --shadow-lg:  0 16px 40px rgb(0 0 0 / .12);
    --shadow-blue: 0 8px 32px rgb(37 99 235 / .25);
    --shadow-glow: 0 0 40px rgb(37 99 235 / .15);

    --container: 1160px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
    font-family: 'DM Sans', sans-serif;
    background-color: var(--white);
    color: var(--gray-900);
    line-height: 1.65;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* --- UTILITIES --- */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.8rem 1.6rem;
    font-family: 'DM Sans', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: white;
    opacity: 0;
    transition: opacity 0.2s;
}
.btn:hover::after { opacity: 0.08; }
.btn:active { transform: scale(0.98); }

.btn-primary {
    background: var(--blue-600);
    color: var(--white);
    box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
    background: var(--blue-700);
    box-shadow: 0 12px 40px rgb(37 99 235 / .35);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--blue-600);
    border: 1.5px solid var(--blue-600);
}
.btn-outline:hover {
    background: var(--blue-50);
    transform: translateY(-2px);
}

.btn-ghost {
    background: rgba(255,255,255,0.1);
    color: white;
    border: 1.5px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(8px);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.18);
    border-color: rgba(255,255,255,0.4);
}

/* Text utilities */
.text-gradient {
    background: linear-gradient(135deg, var(--blue-600) 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-green {
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--green-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Section header */
.section-header {
    text-align: center;
    margin-bottom: 4.5rem;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--blue-600);
    background: var(--blue-50);
    border: 1px solid var(--blue-100);
    padding: 5px 14px;
    border-radius: 50px;
    margin-bottom: 1.25rem;
}

.section-header h2 {
    font-family: 'Sora', sans-serif;
    font-size: clamp(1.9rem, 3.5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1.1rem;
    color: var(--gray-900);
}

.section-header p {
    color: var(--gray-600);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    padding: 0;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 24px rgb(0 0 0 / .06);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 68px;
}

.logo {
    font-family: 'Sora', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--blue-600);
    display: flex;
    align-items: center;
    gap: 9px;
    letter-spacing: -0.02em;
}
.logo span { color: var(--gray-900); }
.logo i { font-size: 1.2rem; }

.nav-links {
    display: flex;
    gap: 0.25rem;
    align-items: center;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-600);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.nav-link:hover {
    color: var(--blue-600);
    background: var(--blue-50);
}

.nav-link.highlight {
    color: var(--blue-600);
    font-weight: 600;
    background: var(--blue-50);
    border: 1px solid var(--blue-100);
}

.nav-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.4rem;
    color: var(--gray-900);
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.mobile-menu-btn:hover { background: var(--gray-100); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    padding: 7rem 0 5rem;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

/* Subtle background mesh */
.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.07) 0%, transparent 70%);
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* Hero content */
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--green-600);
    background: var(--green-50);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 5px 14px;
    border-radius: 50px;
    margin-bottom: 1.5rem;
    width: fit-content;
}
.hero-eyebrow i { font-size: 0.75rem; }

.hero-content h1 {
    font-family: 'Sora', sans-serif;
    font-size: clamp(2.6rem, 5vw, 3.75rem);
    line-height: 1.08;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
    letter-spacing: -0.04em;
}

.hero-content p {
    font-size: 1.15rem;
    color: var(--gray-600);
    margin-bottom: 2.5rem;
    max-width: 500px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 2.5rem;
}

/* Quick lookup input in hero */
.hero-lookup {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.75rem;
    max-width: 480px;
}

.hero-lookup label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-600);
    margin-bottom: 0.6rem;
}

.lookup-input-row {
    display: flex;
    gap: 8px;
}

.lookup-input-row input {
    flex: 1;
    padding: 0.65rem 1rem;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    color: var(--gray-900);
    background: var(--white);
    transition: var(--transition);
    outline: none;
}
.lookup-input-row input:focus {
    border-color: var(--blue-600);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.lookup-input-row input::placeholder { color: var(--gray-400); }

.lookup-input-row button {
    padding: 0.65rem 1rem;
    background: var(--blue-600);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
}
.lookup-input-row button:hover { background: var(--blue-700); }

.hero-tag {
    font-size: 0.88rem;
    color: var(--gray-600);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
}
.hero-tag i { color: var(--green-500); }
.hero-tag a { color: var(--blue-600); font-weight: 600; }
.hero-tag a:hover { text-decoration: underline; }

/* ============================================================
   HERO VISUAL — DIAGRAM
   ============================================================ */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.diagram-card {
    width: 100%;
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    padding: 2.5rem 2rem;
    position: relative;
    overflow: hidden;
}

/* Subtle inner grid texture */
.diagram-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(226,232,240,.5) 1px, transparent 1px),
        linear-gradient(90deg, rgba(226,232,240,.5) 1px, transparent 1px);
    background-size: 32px 32px;
    opacity: 0.4;
    pointer-events: none;
}

.diagram-title {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-400);
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
}

.diagram-nodes {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    position: relative;
    padding: 0 0.5rem;
}

/* Flow line */
.diagram-flow-track {
    position: absolute;
    top: 50%;
    left: 12%;
    right: 12%;
    height: 2px;
    background: linear-gradient(90deg, var(--gray-200) 0%, var(--blue-100) 50%, var(--gray-200) 100%);
    transform: translateY(-50%);
    border-radius: 2px;
}

.flow-dot {
    position: absolute;
    top: 50%;
    left: 12%;
    width: 10px;
    height: 10px;
    background: var(--green-500);
    border-radius: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 12px var(--green-500), 0 0 24px rgba(16,185,129,.4);
    animation: flowPulse 2.8s infinite ease-in-out;
}

@keyframes flowPulse {
    0%   { left: 12%; opacity: 0; transform: translateY(-50%) scale(0.6); }
    8%   { opacity: 1; transform: translateY(-50%) scale(1); }
    92%  { opacity: 1; transform: translateY(-50%) scale(1); }
    100% { left: 88%; opacity: 0; transform: translateY(-50%) scale(0.6); }
}

/* Nodes */
.node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    position: relative;
    z-index: 2;
}

.node-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}
.node:hover .node-icon {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.node-app .node-icon  { background: #fef2f2; color: #ef4444; }
.node-kipu .node-icon {
    background: var(--blue-600);
    color: white;
    width: 96px;
    height: 96px;
    border-radius: 26px;
    font-size: 2.5rem;
    box-shadow: var(--shadow-blue);
    animation: kipuPulse 3s ease-in-out infinite;
}
.node-sri .node-icon  { background: var(--green-50); color: var(--green-600); }

@keyframes kipuPulse {
    0%, 100% { box-shadow: var(--shadow-blue); }
    50%       { box-shadow: 0 8px 40px rgba(37,99,235,.45); }
}

.node-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-600);
    letter-spacing: 0.01em;
}

/* Status badge below diagram */
.diagram-status {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.status-pill {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--gray-600);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    padding: 5px 12px;
    border-radius: 50px;
}
.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--green-500);
    box-shadow: 0 0 6px var(--green-500);
    animation: blink 2s ease-in-out infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.4; }
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
    padding: 2.5rem 0;
}

.stats-grid {
    display: flex;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: 0.75rem 3.5rem;
    position: relative;
}

.stat-item + .stat-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 15%;
    height: 70%;
    width: 1px;
    background: var(--gray-200);
}

.stat-number {
    display: block;
    font-family: 'Sora', sans-serif;
    font-size: 1.85rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray-600);
    font-weight: 500;
}

/* ============================================================
   FEATURES SECTION
   ============================================================ */
.features {
    padding: 7rem 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.feature-block {
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    background: var(--white);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-block::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue-600), var(--green-500));
    opacity: 0;
    transition: var(--transition);
}

.feature-block:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--blue-100);
}
.feature-block:hover::before { opacity: 1; }

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 1.25rem;
}

.feature-block h3 {
    font-family: 'Sora', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

.feature-block p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.65;
    margin-bottom: 1.25rem;
}

.feature-check-list {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.feature-check-list li {
    font-size: 0.88rem;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 8px;
}
.feature-check-list li i {
    color: var(--green-500);
    font-size: 0.8rem;
    flex-shrink: 0;
}

.feature-code {
    margin-top: 1.25rem;
    background: var(--gray-900);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    font-family: 'Fira Code', 'Courier New', monospace;
    font-size: 0.8rem;
    line-height: 1.7;
    color: #e2e8f0;
    overflow-x: auto;
}
.code-green  { color: #86efac; }
.code-blue   { color: #93c5fd; }
.code-yellow { color: #fde68a; }
.code-gray   { color: #64748b; }

.feature-code-result {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    font-size: 0.78rem;
    color: var(--green-500);
    font-weight: 600;
    padding-left: 2px;
}

/* ============================================================
   WHY KIPU — CAROUSEL
   ============================================================ */
.why-kipu {
    padding: 7rem 0;
    background: var(--gray-50);
    overflow: hidden;
}

.carousel-container { position: relative; }

.carousel-scroll-area {
    display: flex;
    overflow-x: auto;
    gap: 1.5rem;
    padding: 0.5rem 0 2rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    cursor: grab;
}
.carousel-scroll-area:active { cursor: grabbing; }
.carousel-scroll-area::-webkit-scrollbar { display: none; }

.carousel-item {
    min-width: 300px;
    max-width: 300px;
    flex: 0 0 auto;
    scroll-snap-align: start;
}

.benefit-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--gray-200);
    height: 100%;
    transition: var(--transition);
}
.benefit-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    border-color: var(--blue-100);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
}

.benefit-card h3 {
    font-family: 'Sora', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
    letter-spacing: -0.02em;
}

.benefit-card p {
    font-size: 0.9rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* Carousel arrows */
.carousel-controls {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: 1rem;
}

.carousel-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1.5px solid var(--gray-200);
    background: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--gray-600);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.carousel-btn:hover {
    border-color: var(--blue-600);
    color: var(--blue-600);
    box-shadow: var(--shadow-md);
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing {
    padding: 7rem 0;
    background: var(--white);
}

.pricing-carousel { position: relative; }

.pricing-scroll-area {
    display: flex;
    overflow-x: auto;
    gap: 1.5rem;
    padding: 0.5rem 0 2rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    justify-content: center;
}
.pricing-scroll-area::-webkit-scrollbar { display: none; }

.pricing-item {
    min-width: 300px;
    max-width: 340px;
    flex: 0 0 auto;
    scroll-snap-align: center;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    border: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border: 2px solid var(--blue-600);
    box-shadow: var(--shadow-blue), var(--shadow-lg);
}

.pricing-card.featured::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--blue-600), var(--green-500));
}

.plan-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 50px;
    margin-bottom: 1.5rem;
    width: fit-content;
}

.plan-badge.popular {
    background: var(--blue-600);
    color: white;
}

.plan-name {
    font-family: 'Sora', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: 0.75rem;
    letter-spacing: 0.02em;
}

.plan-price {
    font-family: 'Sora', sans-serif;
    font-size: 3.25rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1;
    color: var(--gray-900);
    margin-bottom: 0.35rem;
}
.plan-price sup {
    font-size: 1.2rem;
    vertical-align: super;
    font-weight: 600;
    letter-spacing: 0;
}

.plan-credits {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--green-600);
    margin-bottom: 0.5rem;
}

.plan-per {
    font-size: 0.85rem;
    color: var(--gray-400);
    margin-bottom: 2rem;
}

.plan-divider {
    height: 1px;
    background: var(--gray-100);
    margin: 1.5rem 0;
}

.plan-feature-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 2rem;
    flex: 1;
}

.plan-feature-list li {
    font-size: 0.9rem;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 9px;
}
.plan-feature-list li i {
    color: var(--green-500);
    font-size: 0.82rem;
    flex-shrink: 0;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq {
    padding: 7rem 0;
    background: var(--gray-50);
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 10px;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
}
.faq-item:hover { border-color: var(--blue-100); }
.faq-item.active {
    border-color: var(--blue-200);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    padding: 1.5rem 1.75rem;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'DM Sans', sans-serif;
    font-weight: 600;
    font-size: 0.97rem;
    cursor: pointer;
    border: none;
    background: none;
    text-align: left;
    color: var(--gray-900);
    transition: var(--transition);
    gap: 1rem;
}
.faq-question:hover { color: var(--blue-600); }

.faq-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
    transition: var(--transition);
    color: var(--gray-600);
}
.faq-item.active .faq-icon {
    background: var(--blue-600);
    color: white;
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
    padding: 0 1.75rem;
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.7;
}
.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 1.5rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--gray-950);
    color: #94a3b8;
    padding: 5rem 0 2.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 4rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand .logo { color: var(--blue-600); margin-bottom: 1rem; }
.footer-brand .logo span { color: var(--white); }
.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.65;
    max-width: 280px;
    color: #64748b;
}

.footer-col h4 {
    font-family: 'Sora', sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 1.25rem;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col ul li a {
    font-size: 0.9rem;
    color: #64748b;
    transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--white); }

.footer-bottom {
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: #475569;
}

/* ============================================================
   ANIMATIONS — Page load reveal
   ============================================================ */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow  { animation: fadeUp 0.5s ease both; animation-delay: 0.05s; }
.hero-content h1 { animation: fadeUp 0.6s ease both; animation-delay: 0.12s; }
.hero-content p  { animation: fadeUp 0.6s ease both; animation-delay: 0.2s; }
.hero-actions    { animation: fadeUp 0.6s ease both; animation-delay: 0.28s; }
.hero-lookup     { animation: fadeUp 0.6s ease both; animation-delay: 0.36s; }
.hero-tag        { animation: fadeUp 0.6s ease both; animation-delay: 0.44s; }
.diagram-card    { animation: fadeUp 0.7s ease both; animation-delay: 0.3s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
}

/* Mobile */
@media (max-width: 768px) {
    /* Nav */
    .nav-links { display: none; }
    .nav-actions .btn { display: none; }
    .nav-actions .btn:last-child { display: inline-flex; }
    .mobile-menu-btn { display: flex; }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 68px;
        left: 0; right: 0;
        background: var(--white);
        padding: 1.25rem 1.5rem 2rem;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
        gap: 4px;
        z-index: 999;
    }

    /* Hero */
    .hero { padding: 4rem 0 3.5rem; }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

    .hero-eyebrow { margin: 0 auto 1.25rem; }

    .hero-content p {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-lookup {
        text-align: left;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-tag { margin: 0 auto; }

    /* Diagram */
    .diagram-card { padding: 2rem 1.25rem; }
    .node-kipu .node-icon { width: 80px; height: 80px; font-size: 2rem; border-radius: 22px; }
    .node-icon { width: 68px; height: 68px; font-size: 1.7rem; border-radius: 18px; }

    .diagram-status { gap: 8px; }
    .status-pill { font-size: 0.72rem; padding: 4px 10px; }

    /* Stats — fix the broken layout */
    .stats-bar { padding: 2rem 0; }

    .stats-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0;
    }

    .stat-item {
        padding: 1.25rem 1rem;
    }

    /* Remove vertical dividers on mobile, add border-bottom instead */
    .stat-item + .stat-item::before { display: none; }

    .stat-item:nth-child(1),
    .stat-item:nth-child(2) {
        border-bottom: 1px solid var(--gray-200);
    }

    .stat-item:nth-child(1),
    .stat-item:nth-child(3) {
        border-right: 1px solid var(--gray-200);
    }

    .stat-number { font-size: 1.6rem; }

    /* Features */
    .features { padding: 5rem 0; }
    .features-grid { gap: 1.5rem; }
    .feature-block { padding: 1.75rem; }

    /* Carousel items — peek next card */
    .carousel-item { min-width: 280px; }
    .pricing-item  { min-width: 280px; max-width: 280px; }

    /* Fix pricing carousel centering on mobile — left-align with peek */
    .pricing-scroll-area { justify-content: flex-start; padding-left: 0; }

    /* FAQ */
    .faq { padding: 5rem 0; }
    .faq-question { padding: 1.25rem 1.25rem; font-size: 0.93rem; }
    .faq-answer { padding: 0 1.25rem; }
    .faq-item.active .faq-answer { padding-bottom: 1.25rem; }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Small mobile */
@media (max-width: 420px) {
    .hero-content h1 { font-size: 2.3rem; }
    .hero-actions { flex-direction: column; width: 100%; }
    .hero-actions .btn { width: 100%; }
    .plan-price { font-size: 2.75rem; }
    .section-header h2 { font-size: 1.75rem; }
}


/* ============================================================
   PÁGINA CONSULTA — FIXES RESPONSIVE
   ============================================================ */

/* La página de consulta necesita que el container no genere overflow */
.search-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    background: linear-gradient(180deg, #FFFFFF 0%, #F3F4F6 100%);
    /* FIX: asegurar que el contenido no se desborde */
    overflow: hidden;
}

/* El container dentro de search-page debe ocupar todo el ancho disponible */
.search-page > .container {
    width: 100%;
}

.search-container {
    max-width: 700px;
    width: 100%;
    margin: 0 auto;
}

.search-box {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    /* FIX: evita que el contenido interior se desborde del card */
    overflow: hidden;
    min-width: 0;
}

/* Input de clave de acceso */
.clave-input {
    width: 100%;
    /* FIX CLAVE: box-sizing garantiza que padding no sume al width */
    box-sizing: border-box;
    padding: 1rem;
    font-family: monospace;
    font-size: 1.1rem;
    letter-spacing: 2px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    outline: none;
    transition: border-color 0.2s;
    /* FIX: en móvil el font-size grande puede causar zoom en iOS */
    /* Mantener >= 16px evita el auto-zoom */
}
.clave-input:focus { border-color: var(--blue-600); }

/* Área de resultado */
#resultadoArea { margin-top: 2rem; display: none; }

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    margin-bottom: 1rem;
}
.status-autorizado { background: #DCFCE7; color: #166534; }
.status-proceso    { background: #FEF3C7; color: #92400E; }
.status-error      { background: #FEE2E2; color: #991B1B; }

/* Loader */
.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--blue-600);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
    display: none;
}
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

/* Botones de descarga */
#descargasArea {
    display: flex;
    gap: 10px;
    /* FIX: en pantallas muy pequeñas apila los botones */
    flex-wrap: wrap;
}

#descargasArea .btn {
    /* FIX: flex: 1 con min-width 0 evita overflow */
    flex: 1 1 120px;
    min-width: 0;
}

/* ============================================================
   CONSULTA — MOBILE OVERRIDES
   ============================================================ */
@media (max-width: 600px) {
    .search-box {
        /* FIX: reducir padding en pantallas pequeñas */
        padding: 1.5rem 1.25rem;
    }

    .clave-input {
        /* FIX: reducir letter-spacing y font-size en móvil para que no se desborde */
        font-size: 0.9rem;
        letter-spacing: 1px;
        padding: 0.85rem 0.75rem;
    }

    #descargasArea {
        /* FIX: en móvil muy pequeño, apilar verticalmente */
        flex-direction: column;
    }

    #descargasArea .btn {
        width: 100%;
        flex: none;
    }

    /* FIX: reducir padding del container en la página de consulta */
    .search-page > .container {
        padding: 0 16px;
    }
}

@media (max-width: 420px) {
    .search-box {
        padding: 1.25rem 1rem;
        border-radius: var(--radius-md);
    }

    .clave-input {
        font-size: 0.85rem;
        letter-spacing: 0.5px;
    }
}