/* ============================================
   SHrinivas Donta - Premium Portfolio CSS
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    --primary: #6C3CE1;
    --primary-light: #8B5CF6;
    --primary-dark: #5B21B6;
    --accent: #E040FB;
    --accent-light: #F472B6;
    --gradient-1: linear-gradient(135deg, #6C3CE1, #E040FB);
    --gradient-2: linear-gradient(135deg, #6C3CE1, #00B4D8);
    --gradient-3: linear-gradient(135deg, #E040FB, #FF6B35);
    --gradient-4: linear-gradient(135deg, #00B4D8, #6C3CE1);
    --bg-dark: #0A0A0F;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-glass: rgba(255, 255, 255, 0.06);
    --border-glass: rgba(255, 255, 255, 0.1);
    --text-primary: #FFFFFF;
    --text-secondary: #A1A1AA;
    --text-muted: #71717A;
    --font-primary: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 50%;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(108, 60, 225, 0.3);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    --container-max: 1200px;
    --nav-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

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

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

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* ---------- Glass Effect ---------- */
.glass {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
}

/* ---------- Text Gradient ---------- */
.text-gradient {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    text-align: center;
    justify-content: center;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
    opacity: 0;
    transition: var(--transition-fast);
}

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

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: 0 4px 20px rgba(108, 60, 225, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(108, 60, 225, 0.5);
}

.btn-glass {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-glass);
}

.btn-outline:hover {
    border-color: var(--primary-light);
    background: rgba(108, 60, 225, 0.1);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border-glass);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.2rem;
}

.logo-gradient {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background: var(--gradient-1);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
    color: var(--primary-light);
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: var(--radius-lg);
    background: var(--gradient-1);
    color: white;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 4px 20px rgba(108, 60, 225, 0.3);
    transition: var(--transition-base);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(108, 60, 225, 0.5);
}

.nav-links,
.nav-cta {
    display: none;
}

.mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Mobile Menu ---------- */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px;
}

.mobile-link {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    transform: translateY(20px);
    opacity: 0;
}

.mobile-menu.active .mobile-link {
    transform: translateY(0);
    opacity: 1;
}

.mobile-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.mobile-cta-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 32px;
    width: 100%;
    max-width: 300px;
    transform: translateY(20px);
    opacity: 0;
}

.mobile-menu.active .mobile-cta-group {
    transform: translateY(0);
    opacity: 1;
}

/* ============================================
   HERO
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: calc(var(--nav-height) + 40px) 0 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -100px;
    animation: float-slow 20s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--accent);
    bottom: -100px;
    left: -100px;
    animation: float-slow 25s ease-in-out infinite reverse;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: #00B4D8;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float-slow 15s ease-in-out infinite;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: 50px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22C55E;
    animation: pulse-dot 2s ease-in-out infinite;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-primary);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-light);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-glass);
}

/* ---------- Hero Visual ---------- */
.hero-visual {
    display: none;
}

.hero-card-stack {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-avatar-ring {
    position: relative;
    width: 180px;
    height: 180px;
}

.hero-avatar {
    width: 180px;
    height: 180px;
    border-radius: var(--radius-full);
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-glow);
}

.avatar-initials {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 800;
    color: white;
    letter-spacing: -1px;
}

.ring-pulse {
    position: absolute;
    inset: -15px;
    border-radius: var(--radius-full);
    border: 2px solid rgba(108, 60, 225, 0.3);
    animation: ring-pulse 3s ease-out infinite;
}

.ring-pulse-2 {
    animation-delay: 1.5s;
}

.floating-card {
    position: absolute;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.85rem;
    white-space: nowrap;
    z-index: 3;
}

.floating-card i {
    font-size: 1.2rem;
}

.card-1 {
    top: 40px;
    left: 10px;
    animation: float-card 6s ease-in-out infinite;
    color: #E040FB;
}

.card-1 i { color: #E1306C; }

.card-2 {
    top: 60px;
    right: 10px;
    animation: float-card 6s ease-in-out infinite 2s;
    color: #FF0000;
}

.card-2 i { color: #FF0000; }

.card-3 {
    bottom: 50px;
    left: 30px;
    animation: float-card 6s ease-in-out infinite 4s;
    color: #22C55E;
}

.card-3 i { color: #22C55E; }

/* ---------- Scroll Indicator ---------- */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    animation: bounce-gentle 2s ease-in-out infinite;
}

.mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.mouse-wheel {
    width: 3px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 2px;
    animation: scroll-wheel 2s ease-in-out infinite;
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 18px;
    border-radius: 50px;
    background: rgba(108, 60, 225, 0.15);
    color: var(--primary-light);
    font-size: 0.85rem;
    font-weight: 600;
    font-family: var(--font-primary);
    margin-bottom: 16px;
    border: 1px solid rgba(108, 60, 225, 0.2);
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: center;
}

.about-visual {
    display: flex;
    justify-content: center;
}

.about-image-wrapper {
    position: relative;
    width: 280px;
    height: 280px;
}

.about-avatar {
    width: 280px;
    height: 280px;
    border-radius: var(--radius-xl);
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
    position: relative;
    overflow: hidden;
}

.about-avatar::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
}

.avatar-initials-lg {
    font-family: var(--font-primary);
    font-size: 5rem;
    font-weight: 800;
    color: white;
    letter-spacing: -2px;
}

.about-experience-badge {
    position: absolute;
    bottom: -16px;
    right: -16px;
    padding: 16px 20px;
    border-radius: var(--radius-lg);
    text-align: center;
    z-index: 2;
}

.exp-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.6rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.exp-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

.about-name {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.about-role {
    color: var(--primary-light);
    font-weight: 500;
    font-size: 1rem;
    margin-bottom: 20px;
}

.about-bio {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 28px 0;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 500;
}

.highlight-item i {
    color: #22C55E;
    font-size: 0.9rem;
}

.about-location {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.about-location i {
    color: var(--primary-light);
}

.about-social {
    display: flex;
    gap: 10px;
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
    transform: translateY(-3px);
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    background: rgba(108, 60, 225, 0.03);
}

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

.service-card {
    padding: 36px 28px;
    border-radius: var(--radius-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-1);
    opacity: 0;
    transition: var(--transition-base);
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: rgba(108, 60, 225, 0.3);
    box-shadow: 0 20px 60px rgba(108, 60, 225, 0.15);
}

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

.service-card.featured {
    border-color: rgba(108, 60, 225, 0.4);
    background: rgba(108, 60, 225, 0.08);
}

.service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 4px 12px;
    border-radius: 50px;
    background: var(--gradient-1);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-icon-wrap {
    margin-bottom: 20px;
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
    box-shadow: 0 4px 20px rgba(108, 60, 225, 0.3);
}

.service-card h3 {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-features li {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-light);
    flex-shrink: 0;
}

/* ============================================
   PORTFOLIO
   ============================================ */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 22px;
    border-radius: 50px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
}

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

.portfolio-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    transition: var(--transition-base);
}

.portfolio-card:hover {
    transform: translateY(-6px);
}

.portfolio-thumb {
    position: relative;
    aspect-ratio: 16 / 12;
    overflow: hidden;
}

.portfolio-bg {
    position: absolute;
    inset: 0;
    transition: var(--transition-slow);
}

.portfolio-card:hover .portfolio-bg {
    transform: scale(1.1);
}

.portfolio-icon {
    position: absolute;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: white;
    transition: var(--transition-base);
}

.portfolio-card:hover .portfolio-icon {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.95), rgba(10, 10, 15, 0.3));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 28px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-base);
    z-index: 2;
}

.portfolio-card:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-category {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    background: var(--gradient-1);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    width: fit-content;
}

.portfolio-overlay h4 {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.portfolio-overlay p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.portfolio-metrics {
    display: flex;
    gap: 20px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.portfolio-metrics i {
    color: var(--primary-light);
    margin-right: 4px;
}

.portfolio-cta {
    text-align: center;
    margin-top: 48px;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    background: rgba(108, 60, 225, 0.03);
    overflow: hidden;
}

.testimonials-track-wrapper {
    overflow: hidden;
    margin: 0 -24px;
    padding: 0 24px;
}

.testimonials-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
    min-width: 100%;
    padding: 36px;
    border-radius: var(--radius-xl);
}

.testimonial-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    color: #FBBF24;
    font-size: 0.9rem;
}

.testimonial-text {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 0.85rem;
    color: white;
    flex-shrink: 0;
}

.testimonial-author strong {
    display: block;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.testimonial-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.testimonial-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-base);
}

.testimonial-btn:hover {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
}

.testimonial-dots {
    display: flex;
    gap: 8px;
}

.testimonial-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--text-muted);
    opacity: 0.3;
    cursor: pointer;
    transition: var(--transition-base);
}

.testimonial-dots .dot.active {
    opacity: 1;
    background: var(--primary-light);
    width: 24px;
    border-radius: 4px;
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

.contact-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-3px);
    border-color: rgba(108, 60, 225, 0.3);
}

.contact-card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
    flex-shrink: 0;
}

.contact-card h4 {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.contact-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.contact-card-action {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-top: 4px;
}

/* ---------- Contact Form ---------- */
.contact-form {
    padding: 36px;
    border-radius: var(--radius-xl);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1.5px solid var(--border-glass);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-base);
    outline: none;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(108, 60, 225, 0.15);
    background: rgba(255, 255, 255, 0.07);
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23A1A1AA' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-group select option {
    background: #1A1A2E;
    color: var(--text-primary);
}

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

.form-note {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 16px;
}

.form-note a {
    color: var(--primary-light);
    font-weight: 600;
}

.form-note a:hover {
    text-decoration: underline;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid var(--border-glass);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 16px 0;
    max-width: 320px;
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.footer-social a:hover {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}

.footer-links h4 {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links a,
.footer-links p {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: 6px 0;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 6px;
}

.footer-links i {
    color: var(--primary-light);
    width: 16px;
    font-size: 0.85rem;
}

.footer-bottom {
    border-top: 1px solid var(--border-glass);
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ============================================
   WHATSAPP FAB
   ============================================ */
.whatsapp-fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: #25D366;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4);
    z-index: 900;
    transition: var(--transition-base);
    animation: whatsapp-bounce 3s ease-in-out infinite;
}

.whatsapp-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.5);
}

.whatsapp-fab-tooltip {
    position: absolute;
    right: 72px;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    color: #333;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
}

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

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 24px;
    left: 24px;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(20px);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 900;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-base);
}

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

.scroll-top:hover {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
}

/* ============================================
   REVEAL ANIMATIONS
   ============================================ */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-up.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   KEYFRAME ANIMATIONS
   ============================================ */
@keyframes float-slow {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(30px, -30px); }
    66% { transform: translate(-20px, 20px); }
}

@keyframes float-card {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes ring-pulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.3); opacity: 0; }
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

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

@keyframes scroll-wheel {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(8px); opacity: 0; }
}

@keyframes whatsapp-bounce {
    0%, 100% { transform: translateY(0); }
    10% { transform: translateY(-6px); }
    20% { transform: translateY(0); }
}

/* ============================================
   RESPONSIVE - TABLET
   ============================================ */
@media (min-width: 768px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }

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

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

    .testimonial-card {
        min-width: calc(50% - 12px);
    }

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

/* ============================================
   RESPONSIVE - DESKTOP
   ============================================ */
@media (min-width: 1024px) {
    .nav-links,
    .nav-cta {
        display: flex;
    }

    .mobile-toggle {
        display: none;
    }

    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: 80px;
    }

    .hero-visual {
        display: flex;
        justify-content: center;
    }

    .hero-card-stack {
        width: 450px;
        height: 450px;
    }

    .about-grid {
        grid-template-columns: 300px 1fr;
        gap: 80px;
    }

    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .testimonial-card {
        min-width: calc(33.333% - 16px);
    }

    .contact-grid {
        grid-template-columns: 1fr 1.2fr;
    }

    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }
}

/* ============================================
   RESPONSIVE - LARGE DESKTOP
   ============================================ */
@media (min-width: 1280px) {
    :root {
        --container-max: 1320px;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .reveal-up {
        opacity: 1;
        transform: none;
    }
}