/* ==========================================================================
   YŪGEN PUBLIC CSS — Dark Glassmorphism Theme
   ========================================================================== */

/* 1. Reset & Base
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

img, svg {
    display: block;
    max-width: 100%;
}

ul, ol {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font: inherit;
    color: inherit;
}

input, textarea, select {
    font: inherit;
    color: inherit;
}

/* 2. CSS Variables
   ========================================================================== */
:root {
    /* Colors */
    --bg-primary: #1a1225;
    --bg-secondary: #241832;
    --bg-gradient: linear-gradient(135deg, #1a1225 0%, #2d1f3d 100%);

    /* Accent — max %10 usage */
    --accent: #ff6b35;
    --accent-light: #ff8c5a;
    --accent-glow: rgba(255, 107, 53, 0.3);
    --accent-subtle: rgba(255, 107, 53, 0.12);

    /* Text */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);

    /* Glass */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-bg-hover: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-border-hover: rgba(255, 255, 255, 0.18);

    /* Spacing */
    --section-padding: clamp(72px, 12vh, 140px);
    --container-width: min(1200px, 90vw);
    --container-narrow: min(800px, 90vw);

    /* Typography */
    --font-main: "Inter", system-ui, -apple-system, sans-serif;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);

    /* Shadows */
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.3);
}

/* 3. Typography
   ========================================================================== */
body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 600;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    color: var(--text-secondary);
    line-height: 1.7;
}

blockquote {
    font-style: italic;
    color: var(--text-secondary);
    border-left: 3px solid var(--accent);
    padding-left: 1.25rem;
    margin: 1rem 0;
}

/* 4. Container & Layout
   ========================================================================== */
.container {
    width: var(--container-width);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.container--narrow {
    width: var(--container-narrow);
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 5. Utility Classes
   ========================================================================== */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.prose {
    line-height: 1.8;
    color: var(--text-secondary);
}
.prose p { margin-bottom: 1.25rem; }
.prose h2, .prose h3 { color: var(--text-primary); margin: 2rem 0 1rem; }
.prose a { color: var(--accent); text-decoration: underline; }
.prose img { border-radius: var(--radius-md); margin: 1.5rem 0; }
.prose ul, .prose ol { padding-left: 1.5rem; margin-bottom: 1.25rem; list-style: disc; }
.prose li { margin-bottom: 0.5rem; }

/* 6. Glass Card
   ========================================================================== */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background var(--transition-normal), border-color var(--transition-normal), transform var(--transition-normal);
}

.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
}

/* 7. Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-xl);
    font-weight: 500;
    font-size: 0.938rem;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn--primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn--primary:hover {
    background: var(--accent-light);
    border-color: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

.btn--outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--glass-border);
}
.btn--outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

.btn--success {
    background: #22c55e;
    color: #fff;
    border-color: #22c55e;
}
.btn--success:hover {
    background: #16a34a;
    border-color: #16a34a;
    transform: translateY(-2px);
}

.btn--sm { padding: 0.5rem 1.25rem; font-size: 0.813rem; }
.btn--lg { padding: 1rem 2.25rem; font-size: 1rem; }
.btn--full { width: 100%; }

/* 8. Alert
   ========================================================================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    font-size: 0.938rem;
}
.alert--success {
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #86efac;
}
.alert--error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

/* 9. Navbar
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.25rem 0;
    transition: background var(--transition-normal), padding var(--transition-normal), backdrop-filter var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(26, 18, 37, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--glass-border);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    z-index: 1001;
}

.navbar-logo .logo-prefix {
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.navbar-logo .logo-main {
    color: var(--text-primary);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.navbar-menu a {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.navbar-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition-normal);
    border-radius: 1px;
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--text-primary);
}

.navbar-menu a:hover::after,
.navbar-menu a.active::after {
    width: 100%;
}

.navbar-menu .nav-cta {
    background: var(--accent);
    color: #fff !important;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-xl);
    font-weight: 500;
}

.navbar-menu .nav-cta::after { display: none; }

.navbar-menu .nav-cta:hover {
    background: var(--accent-light);
    transform: translateY(-1px);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 1001;
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.lang-switcher a {
    color: var(--text-muted);
    padding: 0.25rem 0.35rem;
    transition: color var(--transition-fast);
}

.lang-switcher a.active,
.lang-switcher a:hover {
    color: var(--accent);
}

.lang-switcher span {
    color: var(--text-muted);
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.navbar-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-normal);
    transform-origin: center;
}

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

/* 10. Page Hero
   ========================================================================== */
.page-hero {
    padding: calc(var(--section-padding) + 60px) 0 var(--section-padding);
    text-align: center;
    background: var(--bg-gradient);
    position: relative;
}

.page-hero h1 {
    margin-bottom: 0.75rem;
}

.page-hero p {
    font-size: 1.125rem;
    max-width: 560px;
    margin: 0 auto;
}

/* 11. Section Base
   ========================================================================== */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section__title {
    text-align: center;
    margin-bottom: 3rem;
}

.section__title::after {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
    margin: 1rem auto 0;
}

/* 12. Hero (Home)
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 1rem 80px;
    position: relative;
    background: var(--bg-gradient);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.15;
    pointer-events: none;
}

.hero-content {
    max-width: 680px;
    position: relative;
    z-index: 1;
}

@keyframes yugen-appear {
    from {
        opacity: 0;
        filter: blur(8px);
    }
    to {
        opacity: 0.55;
        filter: blur(0);
    }
}

@keyframes yugen-breathe {
    0%, 100% { opacity: 0.5; }
    50%       { opacity: 0.78; }
}

.hero-eyebrow {
    font-size: 1.75rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    animation:
        yugen-appear 2s cubic-bezier(0.16, 1, 0.3, 1) forwards,
        yugen-breathe 6s ease-in-out 2s infinite;
}

@media (prefers-reduced-motion: reduce) {
    .hero-eyebrow {
        animation: none;
        opacity: 0.55;
    }
}

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-content .hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.hero-features {
    font-size: 0.825rem;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    opacity: 0.90;
    margin-bottom: 0.4rem;
}

.hero-features--sub {
    margin-bottom: 2rem;
}

.hero-price {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 2.5rem;
    margin-bottom: 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.hero-price__list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
    text-align: left;
    width: 100%;
}

.hero-price__list li {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.80);
    padding: 0.2rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.hero-price__list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.hero-price__label {
    font-size: 0.813rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.25rem;
}

.hero-price__amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.02em;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.5;
    animation: scrollBounce 2s infinite;
}

.scroll-indicator span {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
}

.scroll-indicator svg {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

/* 13. Features
   ========================================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.feature-card {
    padding: 2rem;
    text-align: center;
}

.feature-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-subtle);
    border-radius: var(--radius-md);
    margin: 0 auto 1.25rem;
    font-size: 1.5rem;
}

.feature-card__icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.feature-card--primary {
    border-color: rgba(255, 107, 53, 0.5);
    background: rgba(255, 255, 255, 0.10);
}

.feature-card--primary .feature-card__icon {
    width: 60px;
    height: 60px;
}

.feature-card--primary .feature-card__icon svg {
    width: 32px;
    height: 32px;
}

/* 14. Portfolio Cards
   ========================================================================== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.portfolio-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.portfolio-card:hover {
    transform: translateY(-4px);
    border-color: var(--glass-border-hover);
}

.portfolio-card__image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--bg-secondary);
}

.portfolio-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio-card:hover .portfolio-card__image img {
    transform: scale(1.05);
}

.portfolio-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-secondary);
}

.portfolio-card__overlay {
    position: absolute;
    inset: 0;
    background: rgba(26, 18, 37, 0.85);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
    padding: 1.5rem;
}

.portfolio-card:hover .portfolio-card__overlay {
    opacity: 1;
}

.portfolio-card__overlay h3 {
    font-size: 1.125rem;
    text-align: center;
}

.portfolio-card__overlay p {
    font-size: 0.813rem;
    text-align: center;
    color: var(--text-secondary);
}

.portfolio-card__body {
    padding: 1.25rem;
}

.portfolio-card__title {
    font-size: 0.938rem;
    font-weight: 600;
}

.portfolio-card__subtitle {
    font-size: 0.813rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* 15. Portfolio Filter
   ========================================================================== */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 2.5rem;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-xl);
    font-size: 0.813rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    color: var(--text-primary);
    border-color: var(--glass-border-hover);
}

.filter-btn.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

/* 16. Process Timeline
   ========================================================================== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    position: relative;
}

.process-grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

.process-grid::before {
    content: '';
    position: absolute;
    top: 40px;
    left: calc(16.67% + 1rem);
    right: calc(16.67% + 1rem);
    height: 2px;
    background: var(--glass-border);
}

.process-grid--4::before {
    left: calc(12.5% + 1rem);
    right: calc(12.5% + 1rem);
}

.process-step--highlight .process-step__number {
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(255, 107, 53, 0.3);
}

.process-step--highlight h3 {
    color: var(--accent);
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step__number {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    margin: 0 auto 1.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.process-step h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.process-step p {
    font-size: 0.875rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.75);
    min-height: 160px;
}

/* 17. Service Cards
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    padding: 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.service-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-4px);
}

.service-card__icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.service-card__title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.service-card__desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* 18. Reference Cards
   ========================================================================== */
.reference-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.reference-card {
    padding: 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    text-align: center;
    transition: all var(--transition-normal);
}

.reference-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-4px);
}

.reference-card__logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: var(--radius-md);
    margin: 0 auto 1rem;
}

.reference-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.reference-card__quote {
    font-size: 0.875rem;
    font-style: italic;
    color: var(--text-secondary);
    border-left: none;
    padding-left: 0;
    margin: 0 0 1rem;
    line-height: 1.7;
}

.reference-card__quote cite {
    display: block;
    font-style: normal;
    color: var(--text-muted);
    font-size: 0.813rem;
    margin-top: 0.75rem;
}

.reference-card__link {
    display: inline-block;
    font-size: 0.813rem;
    color: var(--accent);
    font-weight: 500;
    transition: opacity var(--transition-fast);
}

.reference-card__link:hover {
    opacity: 0.8;
}

/* 19. Stat Cards
   ========================================================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.stat-card__number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-card__label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* 20. Blog Cards & Layout
   ========================================================================== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.blog-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--glass-border-hover);
}

.blog-card__image {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.blog-card__body {
    padding: 1.5rem;
}

.blog-card__body time {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-card__body h3 {
    font-size: 1.063rem;
    margin: 0.5rem 0;
}

.blog-card__body h3 a {
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.blog-card__body h3 a:hover {
    color: var(--accent);
}

.blog-card__body p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Blog Detail Layout */
.blog-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 3rem;
    align-items: start;
}

.blog-content__header {
    margin-bottom: 2rem;
}

.blog-content__header h1 {
    margin-bottom: 0.75rem;
}

.blog-content__header time {
    font-size: 0.813rem;
    color: var(--text-muted);
}

.blog-content__image {
    width: 100%;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
}

.blog-content__body {
    color: var(--text-secondary);
    line-height: 1.8;
}

.blog-sidebar {
    position: sticky;
    top: 100px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.blog-sidebar h4 {
    margin-bottom: 1rem;
    font-size: 0.938rem;
}

.blog-sidebar .recent-posts li {
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--glass-border);
}

.blog-sidebar .recent-posts li:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.blog-sidebar .recent-posts a {
    font-size: 0.813rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.blog-sidebar .recent-posts a:hover {
    color: var(--accent);
}

/* 21. Contact Layout
   ========================================================================== */
.contact-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-form-wrap {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-info__item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.contact-info__item h4 {
    font-size: 0.813rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.contact-info__item a {
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.contact-info__item a:hover {
    color: var(--accent);
}

.contact-info__map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.contact-info__map iframe {
    display: block;
}

/* 22. Landing Hero
   ========================================================================== */
.hero--landing {
    min-height: 60vh;
    background: linear-gradient(135deg, var(--accent) 0%, #cc4a1a 100%);
    padding: calc(var(--section-padding) + 60px) 1rem var(--section-padding);
}

.hero--landing h1 {
    color: #fff;
}

.hero--landing p {
    color: rgba(255, 255, 255, 0.85);
}

/* 23. Landing Form
   ========================================================================== */
.landing-form .form-row {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
    flex-wrap: wrap;
    justify-content: center;
}

.landing-form .form-group {
    flex: 1;
    min-width: 180px;
}

.landing-form input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.landing-form input::placeholder {
    color: var(--text-muted);
}

/* 23.5 Customer Reviews
   ========================================================================== */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}
.review-card {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.review-card__stars {
    display: flex;
    gap: 0.2rem;
}
.review-card__stars .star {
    color: rgba(255, 255, 255, 0.2);
    font-size: 1.2rem;
}
.review-card__stars .star--filled {
    color: #f59e0b;
}
.review-card__text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
    flex: 1;
}
.review-card__author {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}
.review-card__author strong {
    color: var(--text);
    font-size: 0.9rem;
}
.review-card__author span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
}

.hero-trust {
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 640px) {
    .reviews-grid { grid-template-columns: 1fr; }
}

/* 24. Social Proof Band
   ========================================================================== */
.guarantee-band {
    background: rgba(255, 255, 255, 0.03);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    padding: 2rem 0;
}

.guarantee-band__grid {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.guarantee-band__item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.guarantee-band__icon {
    font-size: 1rem;
    color: var(--accent);
    flex-shrink: 0;
}

.guarantee-band__label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    letter-spacing: 0.02em;
}

@media (max-width: 600px) {
    .guarantee-band__grid {
        flex-direction: column;
        align-items: center;
        gap: 1.25rem;
    }
}

/* 25. CTA Section
   ========================================================================== */
.cta-section {
    padding: var(--section-padding) 0;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(255, 107, 53, 0.05) 100%);
    text-align: center;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.cta-section h2 {
    margin-bottom: 0.75rem;
}

.cta-section p {
    margin-bottom: 2rem;
    font-size: 1.063rem;
}

/* Legacy CTA (section--cta) */
.section--cta {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.12) 0%, rgba(255, 107, 53, 0.04) 100%);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

/* 25. Forms
   ========================================================================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.813rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.938rem;
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-subtle);
}

.form-input::placeholder {
    color: var(--text-muted);
}

textarea.form-input {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-error {
    display: block;
    font-size: 0.75rem;
    color: #f87171;
    margin-top: 0.35rem;
}

/* 26. Footer
   ========================================================================== */
.footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer__logo {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.footer__logo .logo-prefix {
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.footer__logo .logo-main {
    color: var(--text-primary);
}

.footer__tagline {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.footer .social-links {
    display: flex;
    gap: 0.75rem;
}

.footer .social-links a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.footer .social-links a:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-subtle);
}

.footer .social-links a svg {
    width: 16px;
    height: 16px;
}

.footer__col h4 {
    font-size: 0.813rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

.footer__col ul li {
    margin-bottom: 0.75rem;
}

.footer__col ul a {
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.footer__col ul a:hover {
    color: var(--accent);
}

.footer__col p {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.footer__col p a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer__col p a:hover {
    color: var(--accent);
}

.footer__bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer__bottom p {
    font-size: 0.813rem;
    color: var(--text-muted);
}

.footer__whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer__whatsapp:hover {
    color: #25d366;
}

/* 27. Floating Buttons
   ========================================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 100px;
    right: 24px;
    z-index: 900;
    width: 56px;
    height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
}

.whatsapp-tooltip {
    position: absolute;
    right: 68px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
}

.teklif-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 900;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius-xl);
    font-weight: 500;
    font-size: 0.875rem;
    box-shadow: 0 4px 20px var(--accent-glow);
    transition: all var(--transition-fast);
}

.teklif-float:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 28px var(--accent-glow);
}

.teklif-float svg {
    width: 18px;
    height: 18px;
}

/* 28. Popup Form Overlay
   ========================================================================== */
.form-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.form-overlay.active {
    opacity: 1;
}

.form-popup {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    width: min(500px, 95vw);
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-lg);
}

.form-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.5rem;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast);
    line-height: 1;
}

.form-close:hover {
    color: var(--text-primary);
}

.form-header {
    margin-bottom: 1.5rem;
}

.form-header h3 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.form-header p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.teklif-form .form-group {
    margin-bottom: 1rem;
}

.teklif-form label {
    display: block;
    font-size: 0.813rem;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
}

.teklif-form input,
.teklif-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: border-color var(--transition-fast);
}

.teklif-form input:focus,
.teklif-form textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.teklif-form input::placeholder,
.teklif-form textarea::placeholder {
    color: var(--text-muted);
}

.form-submit-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.938rem;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.form-submit-btn:hover {
    background: var(--accent-light);
}

.form-submit-btn svg {
    width: 18px;
    height: 18px;
}

.form-footer {
    margin-top: 1rem;
    text-align: center;
}

.form-footer p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* 29. Pagination
   ========================================================================== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.35rem;
    margin-top: 3rem;
}

.pagination__link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: all var(--transition-fast);
}

.pagination__link:hover {
    border-color: var(--glass-border-hover);
    color: var(--text-primary);
}

.pagination__link.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

/* 30. Scroll Reveal
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 31. Animations
   ========================================================================== */
@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* Notification toast */
.notification {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 3000;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: #fff;
    opacity: 0;
    transform: translateX(100px);
    transition: all var(--transition-normal);
    max-width: 360px;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.notification.success {
    background: #16a34a;
    box-shadow: 0 4px 16px rgba(22, 163, 74, 0.3);
}

.notification.error {
    background: #dc2626;
    box-shadow: 0 4px 16px rgba(220, 38, 38, 0.3);
}

/* About content */
.about-content {
    max-width: 720px;
    margin: 0 auto;
}

.about-content p {
    font-size: 1.063rem;
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.section--stats {
    background: var(--bg-gradient);
}

/* Testimonial cards (landing + home) */
.testimonial-card {
    padding: 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
}

.testimonial-card blockquote {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
    border-left: none;
    padding-left: 0;
    margin: 0 0 1rem;
    line-height: 1.7;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.testimonial-card__author img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-card__author strong {
    display: block;
    font-size: 0.875rem;
}

.testimonial-card__author span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* 32. Responsive
   ========================================================================== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Navbar mobile */
    .navbar-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(26, 18, 37, 0.97);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }

    .navbar-menu.open {
        opacity: 1;
        visibility: visible;
    }

    .navbar-menu a {
        font-size: 1.25rem;
    }

    .navbar-menu .nav-cta {
        font-size: 1.125rem;
        padding: 0.75rem 2rem;
    }

    .navbar-toggle {
        display: flex;
    }

    /* Hero */
    .hero {
        padding: 100px 1rem 60px;
        min-height: auto;
    }

    .hero-price {
        padding: 1.25rem 2rem;
    }

    .hero-price__amount {
        font-size: 2rem;
    }

    .scroll-indicator {
        display: none;
    }

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

    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .reference-grid {
        grid-template-columns: 1fr;
    }

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

    .process-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .process-grid::before {
        display: none;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }

    /* Blog layout */
    .blog-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .blog-sidebar {
        position: static;
    }

    /* Contact */
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-form-wrap {
        padding: 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    /* Landing form */
    .landing-form .form-row {
        flex-direction: column;
    }

    .landing-form .form-group {
        min-width: 100%;
    }

    /* Page hero */
    .page-hero {
        padding: calc(var(--section-padding) + 40px) 0 calc(var(--section-padding) * 0.6);
    }

    /* Popup */
    .form-popup {
        padding: 1.5rem;
    }

    .teklif-form .form-row {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-card--primary {
        order: -1;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .hero-content h1 {
        font-size: 1.75rem;
    }

    .hero-price__amount {
        font-size: 1.75rem;
    }

    .stat-card {
        padding: 1.5rem;
    }

    .whatsapp-float {
        width: 48px;
        height: 48px;
        bottom: 80px;
        right: 16px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }

    .teklif-float {
        right: 16px;
        bottom: 16px;
        padding: 0.75rem 1.25rem;
        font-size: 0.813rem;
    }

    .whatsapp-tooltip {
        display: none;
    }
}