/* ====================================================================
   وب‌ایندا — Digital Blueprint Design System
   جهت طراحی: صفحه‌ی طراحی دیجیتال به شکل «بلوپرینت» — گرید فنی،
   قاب مرورگر، نمودار رشد و براکت‌های گوشه به‌جای گرادیانت‌های محو رایج
   ==================================================================== */

/* ==================== CSS Variables ==================== */
:root {
    /* Surfaces */
    --ink: #090b10;
    --surface: #10141b;
    --surface-2: #161c26;
    --surface-3: #1c2330;

    /* Borders */
    --line: rgba(237, 239, 243, 0.09);
    --line-strong: rgba(237, 239, 243, 0.18);

    /* Text */
    --text: #edeff3;
    --text-dim: #929aa8;
    --text-faint: #5c6472;

    /* Brand accents */
    --teal: #00e6b8;
    --teal-soft: #7ffbe0;
    --teal-dim: rgba(0, 230, 184, 0.12);
    --amber: #ffb238;
    --amber-dim: rgba(255, 178, 56, 0.12);

    /* Fonts */
    --font-display: 'Lalezar', 'Vazirmatn', sans-serif;
    --font-body: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6.5rem;

    /* Motion */
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --transition-fast: 0.2s var(--ease);
    --transition-base: 0.3s var(--ease);
    --transition-slow: 0.6s var(--ease);

    /* Radius — kept small & intentional; corners are cut, not rounded */
    --radius-sm: 6px;
    --radius-md: 10px;

    --shadow-md: 0 12px 30px rgba(0, 0, 0, 0.35);
    --shadow-glow: 0 0 0 1px rgba(0, 230, 184, 0.4), 0 0 32px rgba(0, 230, 184, 0.22);
}

/* ==================== Reset & Base ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

body {
    font-family: var(--font-body);
    background: var(--ink);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    direction: rtl;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

img { max-width: 100%; height: auto; display: block; }

:focus-visible {
    outline: 2px solid var(--teal);
    outline-offset: 3px;
}

/* Corner-bracket frame — the recurring signature motif (design-canvas selection marks) */
.bracket {
    position: relative;
}
.bracket::before,
.bracket::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    border: 2px solid var(--teal);
    opacity: 0.55;
    transition: var(--transition-base);
    pointer-events: none;
}
.bracket::before {
    top: -1px;
    right: -1px;
    border-left: none;
    border-bottom: none;
}
.bracket::after {
    bottom: -1px;
    left: -1px;
    border-right: none;
    border-top: none;
}
.bracket:hover::before,
.bracket:hover::after {
    width: 20px;
    height: 20px;
    opacity: 1;
}

/* ==================== Navigation ==================== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(9, 11, 16, 0.7);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(9, 11, 16, 0.92);
    border-bottom-color: var(--line-strong);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.1rem 0;
    gap: var(--spacing-md);
}

.logo img {
    height: 42px;
    width: auto;
    transition: var(--transition-base);
}

.nav-links {
    display: flex;
    gap: 0.25rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.nav-link {
    padding: 0.5rem 0.9rem;
    font-weight: 500;
    position: relative;
    color: var(--text-dim);
    transition: var(--transition-base);
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 4px;
    right: 0.9rem;
    left: 0.9rem;
    height: 1px;
    background: var(--teal);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-base);
}

.nav-link:hover,
.nav-link.active { color: var(--text); }

.nav-link:hover::before,
.nav-link.active::before { transform: scaleX(1); }

.btn-call {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.65rem 1.1rem;
    background: transparent;
    border: 1px solid var(--teal);
    color: var(--teal);
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 0.9rem;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
    transition: var(--transition-base);
    direction: ltr;
}

.btn-call:hover {
    background: var(--teal);
    color: var(--ink);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--teal);
    transition: var(--transition-base);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: rgba(9, 11, 16, 0.98);
    backdrop-filter: blur(20px);
    padding: var(--spacing-md);
    flex-direction: column;
    gap: 0.25rem;
    border-bottom: 1px solid var(--line);
    z-index: 999;
}

.mobile-menu.active { display: flex; }

.mobile-link {
    padding: 0.85rem;
    font-weight: 500;
    text-align: center;
    color: var(--text-dim);
    border-bottom: 1px solid var(--line);
    transition: var(--transition-base);
}

.mobile-link:hover { color: var(--teal); }

/* ==================== Hero Section ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 90px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.blueprint-grid {
    position: absolute;
    inset: -1px;
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 44px 44px;
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 40%, transparent 100%);
    mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 40%, transparent 100%);
}

.hero-glow {
    position: absolute;
    width: 700px;
    height: 700px;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(0, 230, 184, 0.14) 0%, transparent 70%);
    filter: blur(10px);
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--spacing-lg);
    align-items: center;
    padding: var(--spacing-lg) 0;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 5.4vw, 4.4rem);
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-md);
}

.title-line { display: block; }

.title-line.highlight {
    color: var(--teal);
    position: relative;
    width: fit-content;
}

.title-line.highlight::after {
    content: '';
    position: absolute;
    right: 0;
    bottom: 6px;
    width: 100%;
    height: 3px;
    background: var(--amber);
    transform: scaleX(0);
    transform-origin: right;
    animation: drawUnderline 1s var(--ease) 0.6s forwards;
}

@keyframes drawUnderline {
    to { transform: scaleX(1); }
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-dim);
    margin-bottom: var(--spacing-md);
    line-height: 1.9;
    max-width: 46ch;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1rem 1.9rem;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-base);
    cursor: pointer;
    border: none;
    clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
}

.btn-primary {
    background: var(--teal);
    color: var(--ink);
}

.btn-primary:hover {
    background: var(--teal-soft);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--line-strong);
    color: var(--text);
}

.btn-secondary:hover {
    border-color: var(--teal);
    color: var(--teal);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-lg);
    border-top: 1px solid var(--line);
    padding-top: var(--spacing-md);
}

.stat-item { text-align: right; }

.stat-number {
    font-family: var(--font-mono);
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--teal);
    direction: ltr;
    display: block;
    text-align: right;
}

.stat-label {
    color: var(--text-faint);
    font-size: 0.85rem;
    margin-top: 0.15rem;
}

/* ---- Hero visual: browser-frame growth mockup (signature element) ---- */
.hero-image { position: relative; }

.hero-card {
    background: var(--surface);
    border: 1px solid var(--line-strong);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.hero-card.floating {
    animation: floatingCard 5s ease-in-out infinite;
}

@keyframes floatingCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

.browser-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0.7rem 1rem;
    background: var(--surface-2);
    border-bottom: 1px solid var(--line);
    direction: ltr;
}

.browser-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--line-strong);
}

.browser-url {
    margin-right: 12px;
    padding: 0.3rem 0.8rem;
    background: var(--surface);
    border: 1px solid var(--line);
    color: var(--text-faint);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex: 1;
}

.browser-body {
    padding: var(--spacing-md);
    text-align: center;
}

.browser-readout {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-family: var(--font-mono);
    margin-bottom: 0.75rem;
    direction: ltr;
}

.readout-label {
    color: var(--text-faint);
    font-size: 0.75rem;
}

.readout-value {
    color: var(--teal);
    font-weight: 700;
    font-size: 1rem;
}

.growth-chart {
    width: 100%;
    height: 90px;
    margin-bottom: var(--spacing-md);
    overflow: visible;
}

.growth-grid-line {
    fill: none;
    stroke: var(--line);
    stroke-width: 1;
}

.growth-path {
    fill: none;
    stroke: var(--teal);
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 420;
    stroke-dashoffset: 420;
    animation: drawPath 2.2s var(--ease) 0.4s forwards;
}

@keyframes drawPath {
    to { stroke-dashoffset: 0; }
}

.growth-dot {
    fill: var(--amber);
    opacity: 0;
    animation: popDot 0.4s ease 2.4s forwards;
}

@keyframes popDot {
    to { opacity: 1; }
}

.card-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-dim);
    color: var(--teal);
    border: 1px solid var(--line-strong);
    font-size: 1.4rem;
}

.hero-card h3 { font-size: 1.25rem; margin-bottom: 0.25rem; }
.hero-card p { color: var(--text-dim); font-size: 0.9rem; }

.tech-stack {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.tech-stack-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-faint);
    margin-left: 0.4rem;
}

.tech-item {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--line);
    color: var(--text-dim);
    font-size: 1.2rem;
    transition: var(--transition-base);
}

.tech-item:hover {
    border-color: var(--teal);
    color: var(--teal);
    transform: translateY(-4px);
}

.scroll-indicator {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.mouse {
    width: 22px;
    height: 36px;
    border: 2px solid var(--line-strong);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 7px;
    background: var(--teal);
    border-radius: 2px;
    position: absolute;
    top: 7px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; top: 7px; }
    100% { opacity: 0; top: 22px; }
}

/* ==================== Section Common Styles ==================== */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--spacing-lg);
}

.section-subtitle {
    display: inline-flex;
    align-items: center;
    color: var(--teal);
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.3px;
    direction: ltr;
}

.section-subtitle::before {
    content: '// ';
    color: var(--text-faint);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.9rem, 3.6vw, 2.75rem);
    font-weight: 400;
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.section-description {
    font-size: 1.05rem;
    color: var(--text-dim);
    line-height: 1.85;
}

/* ==================== Services Section ==================== */
.services {
    padding: var(--spacing-xl) 0;
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}

.service-card {
    background: var(--surface);
    padding: var(--spacing-lg) var(--spacing-md);
    transition: var(--transition-base);
    position: relative;
}

.service-card:hover {
    background: var(--surface-2);
    z-index: 1;
}

.service-card.featured {
    background: var(--surface-2);
}

.featured-badge {
    position: absolute;
    top: 0;
    left: 0;
    background: var(--amber);
    color: var(--ink);
    padding: 0.3rem 0.8rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-dim);
    border: 1px solid var(--line-strong);
    font-size: 1.6rem;
    color: var(--teal);
    margin-bottom: var(--spacing-md);
    position: relative;
}

.icon-bg { display: none; }

.service-card h3 { font-size: 1.4rem; margin-bottom: var(--spacing-sm); font-weight: 700; }

.service-card p {
    color: var(--text-dim);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.service-features { list-style: none; margin-bottom: var(--spacing-md); }

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-dim);
    margin-bottom: 0.6rem;
    font-size: 0.9rem;
}

.service-features i { color: var(--teal); font-size: 0.8rem; }

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--teal);
    font-weight: 600;
    font-size: 0.95rem;
    border-bottom: 1px solid transparent;
    transition: var(--transition-base);
}

.service-link:hover { border-bottom-color: var(--teal); gap: 0.9rem; }

/* ==================== Features Section ==================== */
.features {
    padding: var(--spacing-xl) 0;
    background: var(--ink);
}

.features-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.features-text { text-align: right; }

.features-list {
    margin-top: var(--spacing-lg);
    display: grid;
    gap: 0.6rem;
}

.feature-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: 1.1rem;
    border: 1px solid transparent;
    border-bottom: 1px solid var(--line);
    transition: var(--transition-base);
}

.feature-item:hover {
    border-color: var(--line-strong);
    background: var(--surface);
}

.feature-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--line-strong);
    color: var(--teal);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.feature-info h4 { font-size: 1.1rem; margin-bottom: 0.2rem; }
.feature-info p { color: var(--text-dim); font-size: 0.92rem; }

/* ---- Features visual: instrument-panel readouts ---- */
.features-visual {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}

.visual-card {
    background: var(--surface);
    padding: var(--spacing-md);
    transition: var(--transition-base);
}

.visual-card:hover { background: var(--surface-2); }

.card-1 { grid-column: 1 / 3; }

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    color: var(--text-faint);
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.card-header i { color: var(--teal); }

.card-number {
    font-family: var(--font-mono);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--teal);
    margin-bottom: var(--spacing-sm);
    direction: ltr;
}

.card-chart {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 60px;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(180deg, var(--teal) 0%, rgba(0, 230, 184, 0.25) 100%);
    animation: growBar 1s ease-out;
}

@keyframes growBar { from { height: 0; } }

.progress-circle { position: relative; width: 110px; height: 110px; margin: 0 auto; }
.progress-circle svg { transform: rotate(160deg); }
.progress-circle circle { fill: none; stroke-width: 7; stroke-linecap: round; }
.progress-circle circle:first-child { stroke: var(--line); }
.progress-circle circle:last-child {
    stroke: var(--teal);
    stroke-dasharray: 314;
    animation: fillCircle 2s ease-out forwards;
}

@keyframes fillCircle { from { stroke-dashoffset: 314; } }

.progress-text {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--teal);
}

.speed-meter {
    position: relative;
    height: 36px;
    background: var(--surface-3);
    overflow: hidden;
}

.meter-fill {
    height: 100%;
    width: 98%;
    background: var(--amber);
    animation: fillMeter 2s ease-out;
}

@keyframes fillMeter { from { width: 0; } }

.meter-text {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--ink);
    font-size: 0.85rem;
}

/* ==================== Portfolio Section ==================== */
.portfolio {
    padding: var(--spacing-xl) 0;
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.portfolio-item {
    cursor: pointer;
    border: 1px solid var(--line-strong);
    transition: var(--transition-base);
}

.portfolio-item:hover { border-color: var(--teal); }

.portfolio-image { position: relative; aspect-ratio: 4/3; overflow: hidden; }

.browser-topbar {
    display: flex;
    gap: 5px;
    padding: 0.6rem 0.8rem;
    background: var(--surface-2);
    border-bottom: 1px solid var(--line);
    direction: ltr;
}

.browser-topbar span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--line-strong);
}

.portfolio-placeholder {
    width: 100%;
    height: calc(100% - 27px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-3);
    font-size: 3rem;
    color: var(--text-faint);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(9, 11, 16, 0.94);
    border-top: 2px solid var(--teal);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    opacity: 0;
    transition: var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-overlay h3 { font-size: 1.35rem; margin-bottom: var(--spacing-sm); }
.portfolio-overlay p { color: var(--text-dim); margin-bottom: var(--spacing-md); line-height: 1.7; font-size: 0.95rem; }

.portfolio-tags { display: flex; gap: var(--spacing-xs); flex-wrap: wrap; justify-content: center; }

.portfolio-tags span {
    padding: 0.3rem 0.7rem;
    border: 1px solid var(--line-strong);
    color: var(--teal);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

/* ==================== Contact Section ==================== */
.contact { padding: var(--spacing-xl) 0; background: var(--ink); }

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact-info { text-align: right; }

.contact-details {
    margin: var(--spacing-lg) 0;
    display: grid;
    gap: var(--spacing-md);
}

.contact-item { display: flex; gap: var(--spacing-md); align-items: flex-start; }

.contact-icon {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-dim);
    border: 1px solid var(--line-strong);
    color: var(--teal);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-text h4 { font-size: 1.05rem; margin-bottom: 0.2rem; }
.contact-text p,
.contact-link { color: var(--text-dim); }
.contact-link:hover { color: var(--teal); }

.social-links { display: flex; gap: var(--spacing-sm); }

.social-link {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--line-strong);
    font-size: 1.1rem;
    color: var(--text-dim);
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--teal);
    border-color: var(--teal);
    color: var(--ink);
    transform: translateY(-3px);
}

.contact-form-wrapper {
    background: var(--surface);
    border: 1px solid var(--line-strong);
    padding: var(--spacing-lg);
}

.contact-form { display: grid; gap: var(--spacing-md); }
.form-group { display: grid; gap: 0.4rem; }
.form-group label { font-weight: 600; color: var(--text); font-size: 0.9rem; }

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.85rem 1rem;
    background: var(--surface-2);
    border: 1px solid var(--line-strong);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--teal);
    background: var(--surface-3);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #ff6b6b;
}

.form-group textarea { resize: vertical; min-height: 120px; }

.btn-submit { width: 100%; justify-content: center; }

/* ==================== Footer ==================== */
.footer {
    background: var(--surface);
    border-top: 1px solid var(--line);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo img { height: 40px; margin-bottom: var(--spacing-md); }
.footer-description { color: var(--text-dim); line-height: 1.8; font-size: 0.95rem; }

.footer-col h4 {
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
    font-family: var(--font-mono);
    color: var(--teal);
}

.footer-links, .footer-contact { list-style: none; display: grid; gap: 0.7rem; }
.footer-links a { color: var(--text-dim); transition: var(--transition-base); }
.footer-links a:hover { color: var(--teal); padding-right: var(--spacing-xs); }

.footer-contact li { display: flex; align-items: center; gap: var(--spacing-sm); color: var(--text-dim); }
.footer-contact i { color: var(--teal); }
.footer-contact a:hover { color: var(--teal); }

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--line);
    color: var(--text-faint);
    font-size: 0.9rem;
}

/* ==================== Scroll to Top ==================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 46px;
    height: 46px;
    background: var(--teal);
    border: none;
    color: var(--ink);
    font-size: 1.1rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--teal-soft); transform: translateY(-4px); }

/* ==================== Responsive Design ==================== */
@media (max-width: 1024px) {
    .hero-content,
    .features-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-image, .features-visual { order: -1; }
    .features-text { text-align: center; }
    .hero-stats { justify-content: center; }
    .stat-item { text-align: center; }
    .stat-number { text-align: center; }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 3.5rem;
        --spacing-lg: 2.25rem;
    }

    .nav-links, .nav-cta { display: none; }
    .mobile-menu-toggle { display: flex; }
    .hero-title { font-size: 2.1rem; }
    .hero-buttons { flex-direction: column; }
    .btn { width: 100%; justify-content: center; }
    .hero-stats { flex-direction: column; gap: var(--spacing-md); align-items: center; }
    .services-grid, .portfolio-grid { grid-template-columns: 1fr; }
    .features-visual { grid-template-columns: 1fr; }
    .card-1 { grid-column: 1; }
    .section-title { font-size: 1.6rem; }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--spacing-sm); }
    .hero { min-height: auto; padding: 110px 0 var(--spacing-lg); }
    .tech-stack { flex-wrap: wrap; }
    .scroll-top { bottom: 20px; left: 20px; width: 42px; height: 42px; }
}

/* ==================== Scroll Reveal ==================== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-aos].aos-animate { opacity: 1; }

[data-aos="fade-up"] { transform: translateY(24px); }
[data-aos="fade-up"].aos-animate { transform: translateY(0); }

[data-aos="fade-left"] { transform: translateX(-24px); }
[data-aos="fade-left"].aos-animate { transform: translateX(0); }

[data-aos="fade-right"] { transform: translateX(24px); }
[data-aos="fade-right"].aos-animate { transform: translateX(0); }

[data-aos="zoom-in"] { transform: scale(0.95); }
[data-aos="zoom-in"].aos-animate { transform: scale(1); }

/* ==================== Print Styles ==================== */
@media print {
    .navbar, .mobile-menu, .scroll-top, .scroll-indicator { display: none; }
}