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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Vazirmatn', sans-serif;
    background-color: #f8fafb;
    color: #1a2b3c;
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== */
/* Header & Navigation  */
/* ==================== */
.header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-box {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #ffffff, #fdffdb);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 4px 15px rgba(13, 148, 136, 0.3);
}

.logo-box.small {
    width: 40px;
    height: 40px;
    font-size: 20px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
}

.logo-subtitle {
    font-size: 12px;
    color: #64748b;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 10px 20px;
    border-radius: 10px;
    font-weight: 500;
    color: #475569;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #0d9488;
    background: rgba(13, 148, 136, 0.1);
}

.nav-link.active {
    color: #0d9488;
    background: rgba(13, 148, 136, 0.1);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 6px;
    right: 50%;
    transform: translateX(50%);
    width: 6px;
    height: 6px;
    background: #0d9488;
    border-radius: 50%;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    gap: 6px;
    padding: 10px;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: #0f172a;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    flex-direction: column;
    background: white;
    border-radius: 16px;
    padding: 16px;
    margin-top: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

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

.mobile-link {
    padding: 14px 20px;
    border-radius: 10px;
    font-weight: 500;
    color: #475569;
    transition: all 0.3s ease;
}

.mobile-link:hover {
    color: #0d9488;
    background: rgba(13, 148, 136, 0.1);
}

/* ==================== */
/* Hero Section         */
/* ==================== */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, #f0fdfa 0%, #e0f2fe 50%, #f0f9ff 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(13, 148, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(8, 145, 178, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(13, 148, 136, 0.1);
    border: 1px solid rgba(13, 148, 136, 0.2);
    border-radius: 100px;
    font-size: 14px;
    color: #0d9488;
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.2;
    margin-bottom: 16px;
}

.hero-subtitle {
    display: block;
    font-size: 24px;
    font-weight: 500;
    color: #0d9488;
    margin-top: 8px;
}

.hero-description {
    font-size: 18px;
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    background: linear-gradient(135deg, #0d9488, #0891b2);
    color: white;
    font-weight: 600;
    font-size: 16px;
    border-radius: 14px;
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(13, 148, 136, 0.5);
}

.btn-icon {
    width: 22px;
    height: 22px;
}

.btn-shine {
    position: absolute;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { right: -100%; }
    50%, 100% { right: 100%; }
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    background: white;
    color: #0f172a;
    font-weight: 600;
    font-size: 16px;
    border-radius: 14px;
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: #0d9488;
    color: #0d9488;
    background: rgba(13, 148, 136, 0.05);
}

.btn-arrow {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.btn-secondary:hover .btn-arrow {
    transform: translateX(-5px);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    padding: 24px 32px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-number {
    font-size: 28px;
    font-weight: 800;
    color: #0d9488;
}

.stat-label {
    font-size: 14px;
    color: #64748b;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: #e2e8f0;
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.phone-frame {
    width: 280px;
    height: 580px;
    background: linear-gradient(145deg, #1a1a2e, #16213e);
    border-radius: 45px;
    padding: 12px;
    box-shadow: 
        0 50px 100px rgba(0, 0, 0, 0.3),
        inset 0 2px 10px rgba(255, 255, 255, 0.1);
}

.phone-notch {
    width: 120px;
    height: 30px;
    background: #0f0f1a;
    border-radius: 0 0 20px 20px;
    margin: 0 auto 10px;
}

.phone-screen {
    width: 100%;
    height: calc(100% - 40px);
    background: linear-gradient(180deg, #f0fdfa, #e0f2fe);
    border-radius: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.app-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: #64748b;
    text-align: center;
}

.app-icon {
    font-size: 48px;
}

.app-placeholder span {
    font-size: 14px;
}

.app-hint {
    font-size: 12px !important;
    color: #94a3b8;
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    font-size: 13px;
    font-weight: 500;
}

.floating-card.card-1 {
    top: 100px;
    right: -40px;
    animation: floatCard1 4s ease-in-out infinite;
}

.floating-card.card-2 {
    bottom: 150px;
    left: -50px;
    animation: floatCard2 5s ease-in-out infinite;
}

@keyframes floatCard1 {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-10px, -15px); }
}

@keyframes floatCard2 {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(10px, -10px); }
}

.floating-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.floating-icon.green {
    background: #d1fae5;
    color: #059669;
}

.floating-icon.blue {
    background: #dbeafe;
    color: #2563eb;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid #94a3b8;
    border-radius: 13px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.mouse-wheel {
    width: 4px;
    height: 10px;
    background: #94a3b8;
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(12px); }
}

/* ==================== */
/* Section Styles       */
/* ==================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(13, 148, 136, 0.1);
    color: #0d9488;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: 40px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 16px;
}

.section-description {
    font-size: 18px;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== */
/* Features Section     */
/* ==================== */
.features {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: 24px;
    border: 1px solid #e2e8f0;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #0d9488, #0891b2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
    border-color: transparent;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon-wrapper {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon-wrapper {
    transform: scale(1.1);
}

.feature-icon-wrapper.teal { background: linear-gradient(135deg, #ccfbf1, #99f6e4); }
.feature-icon-wrapper.blue { background: linear-gradient(135deg, #dbeafe, #bfdbfe); }
.feature-icon-wrapper.purple { background: linear-gradient(135deg, #ede9fe, #ddd6fe); }
.feature-icon-wrapper.orange { background: linear-gradient(135deg, #fed7aa, #fdba74); }
.feature-icon-wrapper.pink { background: linear-gradient(135deg, #fce7f3, #fbcfe8); }
.feature-icon-wrapper.green { background: linear-gradient(135deg, #d1fae5, #a7f3d0); }

.feature-icon {
    width: 32px;
    height: 32px;
    stroke: #0f172a;
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
}

.feature-description {
    font-size: 15px;
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 20px;
}

.feature-arrow {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.feature-arrow svg {
    width: 20px;
    height: 20px;
    stroke: #64748b;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-arrow {
    background: #0d9488;
}

.feature-card:hover .feature-arrow svg {
    stroke: white;
    transform: translateX(-5px);
}

/* ==================== */
/* Gallery Section      */
/* ==================== */
.gallery {
    padding: 100px 0;
    background: linear-gradient(160deg, #0f172a 0%, #0d2535 50%, #0f1e2e 100%);
    overflow: hidden;
}

.gallery .section-badge {
    background: rgba(13, 148, 136, 0.2);
}

.gallery .section-title {
    color: white;
}

.gallery .section-description {
    color: #94a3b8;
}

/* ---- Slider Wrapper ---- */
.slider-wrapper {
    position: relative;
    min-height: 560px;
    margin-bottom: 48px;
}

.slider-slide {
    display: none;
    animation: slideIn 0.5s ease forwards;
}

.slider-slide.active {
    display: block;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.slider-track {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 24px;
    padding: 30px 0 10px;
}

/* ---- Phone Cards ---- */
.slider-phone {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    cursor: pointer;
}

.slider-phone.side {
    transform: scale(0.82) translateY(20px);
    opacity: 0.75;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease;
}

.slider-phone.center {
    transform: scale(1) translateY(0);
    opacity: 1;
    z-index: 2;
}

.slider-phone.side:hover {
    transform: scale(0.92) translateY(8px);
    opacity: 0.95;
}

.phone-shell {
    width: 200px;
    background: linear-gradient(145deg, #1a1a2e, #16213e);
    border-radius: 36px;
    padding: 10px;
    box-shadow:
        0 40px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255,255,255,0.06),
        inset 0 1px 0 rgba(255,255,255,0.1);
    transition: box-shadow 0.4s ease;
    position: relative;
    overflow: hidden;
}

.slider-phone.center .phone-shell {
    width: 240px;
    box-shadow:
        0 60px 120px rgba(13, 148, 136, 0.3),
        0 0 0 1px rgba(13, 148, 136, 0.3),
        inset 0 1px 0 rgba(255,255,255,0.15);
}

.slider-phone.side:hover .phone-shell {
    box-shadow:
        0 50px 100px rgba(0,0,0,0.45),
        0 0 0 1px rgba(13, 148, 136, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

/* Glow ring on center phone */
.slider-phone.center .phone-shell::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 38px;
    background: linear-gradient(135deg, #0d9488, #0891b2);
    z-index: -1;
    opacity: 0.6;
}

.phone-shell::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 18px;
    background: #0a0a14;
    border-radius: 0 0 14px 14px;
    z-index: 5;
}

.phone-shell img {
    width: 100%;
    aspect-ratio: 9 / 19;
    object-fit: cover;
    border-radius: 28px;
    display: block;
}

.slider-phone.center .phone-shell img {
    border-radius: 30px;
}

.phone-label {
    font-size: 13px;
    font-weight: 600;
    color: #64748b;
    letter-spacing: 0.03em;
    transition: color 0.3s ease;
}

.slider-phone.center .phone-label {
    color: #0d9488;
    font-size: 15px;
}

.slider-phone.side:hover .phone-label {
    color: #94a3b8;
}

/* ---- Slider Controls ---- */
.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
}

.slider-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid rgba(13, 148, 136, 0.3);
    background: rgba(13, 148, 136, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.slider-btn svg {
    width: 22px;
    height: 22px;
    stroke: #0d9488;
    transition: stroke 0.3s ease;
}

.slider-btn:hover {
    background: #0d9488;
    border-color: #0d9488;
    transform: scale(1.1);
    box-shadow: 0 8px 24px rgba(13, 148, 136, 0.4);
}

.slider-btn:hover svg {
    stroke: white;
}

.slider-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

.slider-dots {
    display: flex;
    gap: 10px;
    align-items: center;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.slider-dot.active {
    width: 32px;
    border-radius: 5px;
    background: #0d9488;
    box-shadow: 0 0 12px rgba(13, 148, 136, 0.5);
}

.slider-dot:hover:not(.active) {
    background: rgba(255, 255, 255, 0.4);
}

/* ==================== */
/* Contact Section      */
/* ==================== */
.contact {
    padding: 100px 0;
    background: linear-gradient(180deg, #f0fdfa 0%, #ecfeff 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-form-wrapper {
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: #0f172a;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 18px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-family: 'Vazirmatn', sans-serif;
    font-size: 15px;
    color: #0f172a;
    background: #f8fafc;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #0d9488;
    background: white;
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #94a3b8;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 14px center;
    background-size: 18px;
    padding-left: 45px;
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    background: linear-gradient(135deg, #0d9488, #0891b2);
    color: white;
    font-family: 'Vazirmatn', sans-serif;
    font-weight: 600;
    font-size: 16px;
    border: none;
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.3);
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(13, 148, 136, 0.4);
}

.btn-submit .btn-icon {
    width: 20px;
    height: 20px;
}

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: white;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateX(20px);
}

.info-card.visible {
    opacity: 1;
    transform: translateX(0);
}

.info-card:hover {
    border-color: #0d9488;
    box-shadow: 0 10px 30px rgba(13, 148, 136, 0.1);
}

.info-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: linear-gradient(135deg, #ccfbf1, #99f6e4);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-icon svg {
    width: 24px;
    height: 24px;
    stroke: #0d9488;
}

.info-content h4 {
    font-size: 16px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 6px;
}

.info-content p {
    font-size: 14px;
    color: #64748b;
    line-height: 1.6;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 12px;
    margin-top: 10px;
}

.social-link {
    width: 48px;
    height: 48px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-link svg {
    width: 22px;
    height: 22px;
    stroke: #64748b;
    transition: stroke 0.3s ease;
}

.social-link:hover {
    background: #0d9488;
    border-color: #0d9488;
    transform: translateY(-3px);
}

.social-link:hover svg {
    stroke: white;
}

/* ==================== */
/* Footer               */
/* ==================== */
.footer {
    background: #0f172a;
    padding: 80px 0 0;
    color: white;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid #1e293b;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-brand {
    font-size: 18px;
    font-weight: 700;
}

.footer-about {
    font-size: 14px;
    color: #94a3b8;
    line-height: 1.8;
}

.footer-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 24px;
    color: white;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 14px;
    color: #94a3b8;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: #0d9488;
    padding-right: 8px;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 14px;
    color: #94a3b8;
}

.footer-contact svg {
    width: 18px;
    height: 18px;
    stroke: #0d9488;
    min-width: 18px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
}

.footer-bottom p {
    font-size: 14px;
    color: #64748b;
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    font-size: 14px;
    color: #64748b;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #0d9488;
}

/* ==================== */
/* Back to Top Button   */
/* ==================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #0d9488, #0891b2);
    border: none;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.4);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(13, 148, 136, 0.5);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

/* ==================== */
/* Responsive Styles    */
/* ==================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }

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

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

    .hero-image {
        order: -1;
        margin-bottom: 40px;
    }

    .phone-mockup {
        transform: scale(0.85);
    }

    .floating-card.card-1 {
        right: 20px;
    }

    .floating-card.card-2 {
        left: 20px;
    }

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

    .slider-track {
        gap: 14px;
    }

    .phone-shell {
        width: 160px;
    }

    .slider-phone.center .phone-shell {
        width: 190px;
    }

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

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

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

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

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
        padding: 20px;
    }

    .stat-divider {
        width: 60px;
        height: 1px;
    }

    .phone-mockup {
        transform: scale(0.7);
    }

    .section-title {
        font-size: 32px;
    }

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

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

    .contact-form-wrapper {
        padding: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn-download,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .phone-mockup {
        transform: scale(0.6);
    }

    .floating-card {
        display: none;
    }

    .slider-track {
        gap: 8px;
    }

    .phone-shell {
        width: 100px;
    }

    .slider-phone.center .phone-shell {
        width: 130px;
    }

    .slider-wrapper {
        min-height: 360px;
    }

    .section-title {
        font-size: 28px;
    }
}