/* ========================================
   ARMANDO IACCARINO - PROFESSIONAL WEBSITE
   Modern, Colorful, Light Theme
   ======================================== */

/* ===== CSS VARIABLES ===== */
:root {
    /* Primary Colors */
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;

    /* Extended Palette */
    --purple: #7c3aed;
    --purple-light: #a78bfa;
    --purple-50: #f5f3ff;
    --cyan: #06b6d4;
    --cyan-light: #22d3ee;
    --cyan-50: #ecfeff;
    --green: #10b981;
    --green-light: #34d399;
    --green-50: #ecfdf5;
    --orange: #f59e0b;
    --orange-light: #fbbf24;
    --orange-50: #fffbeb;
    --pink: #ec4899;
    --pink-light: #f472b6;
    --pink-50: #fdf2f8;
    --indigo: #6366f1;
    --indigo-light: #818cf8;
    --indigo-50: #eef2ff;
    --teal: #14b8a6;
    --teal-light: #2dd4bf;
    --teal-50: #f0fdfa;
    --rose: #f43f5e;
    --rose-light: #fb7185;
    --rose-50: #fff1f2;

    /* Accent */
    --accent: #06b6d4;
    --accent-light: #22d3ee;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Status */
    --success: #10b981;
    --error: #ef4444;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    --shadow-colored: 0 10px 40px -10px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #2563eb 100%);
    --gradient-warm: linear-gradient(135deg, #f59e0b 0%, #ec4899 100%);
    --gradient-cool: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-rainbow: linear-gradient(135deg, #2563eb, #7c3aed, #ec4899, #f59e0b, #10b981);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
    height: 72px;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: var(--gray-200);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    letter-spacing: -0.5px;
}

.logo-icon {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2px;
}

.nav-link {
    padding: 8px 14px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: var(--primary-50);
}

.nav-link.ssl-link {
    color: var(--green);
    font-weight: 600;
}

.nav-link.ssl-link:hover {
    background: var(--green-50);
    color: var(--green);
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 3px;
    margin-left: 12px;
    background: var(--gray-100);
    padding: 3px;
    border-radius: var(--radius-full);
}

.lang-btn {
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    border: none;
    background: transparent;
    color: var(--gray-400);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-primary);
    letter-spacing: 0.5px;
}

.lang-btn:hover { color: var(--gray-700); }

.lang-btn.active {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 120px 24px 80px;
}

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

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(5px) brightness(1.0) saturate(1.9);
    transform: scale(1.1);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.5) 0%, rgba(124, 58, 237, 0.4) 40%, rgba(236, 72, 153, 0.3) 70%, rgba(6, 182, 212, 0.3) 100%),
        linear-gradient(to bottom, rgba(15, 23, 42, 0.6) 0%, rgba(15, 23, 42, 0.4) 100%);
}

/* Animated Orbs */
.hero-orbs {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float-orb 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: 10%;
    left: -5%;
    animation-delay: 0s;
}

.orb-2 {
    width: 350px;
    height: 350px;
    background: var(--purple);
    top: 50%;
    right: -10%;
    animation-delay: -7s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--cyan);
    bottom: 10%;
    left: 30%;
    animation-delay: -14s;
}

@keyframes float-orb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(40px, -60px) scale(1.1); }
    50% { transform: translate(-30px, 40px) scale(0.9); }
    75% { transform: translate(50px, 20px) scale(1.05); }
}

/* Particles */
.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

.particle {
    position: absolute;
    border-radius: 50%;
    animation: float-particle linear infinite;
}

@keyframes float-particle {
    0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 22px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.88rem;
    font-weight: 500;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.8s ease;
}

.badge-dot {
    width: 10px;
    height: 10px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
    box-shadow: 0 0 12px var(--green);
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 12px var(--green); }
    50% { opacity: 0.6; transform: scale(1.3); box-shadow: 0 0 20px var(--green); }
}

.hero-title {
    margin-bottom: 16px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-greeting {
    display: block;
    font-size: 1.25rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 8px;
}

.hero-name {
    display: block;
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #fff 0%, #dbeafe 30%, #c4b5fd 60%, #fbcfe8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 6s ease-in-out infinite;
    background-size: 200% 200%;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-typewriter {
    font-size: 1.3rem;
    margin-bottom: 24px;
    min-height: 2em;
    animation: fadeInUp 0.8s ease 0.4s both;
    font-weight: 500;
}

.typewriter-prefix { color: rgba(255, 255, 255, 0.7); }

.typewriter-text {
    background: linear-gradient(90deg, var(--cyan-light), var(--green-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.typewriter-cursor {
    animation: blink-cursor 0.8s infinite;
    color: var(--cyan-light);
}

@keyframes blink-cursor {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero-description {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease 0.8s both;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition-bounce);
    font-family: var(--font-primary);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn-icon { width: 18px; height: 18px; }

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.4);
}

.btn-glow::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: var(--gradient-primary);
    z-index: -1;
    filter: blur(12px);
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-glow:hover::after {
    opacity: 0.5;
}

.btn-outline {
    background: rgba(255, 255, 255, 0.05);
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
}

.btn-ssl {
    background: linear-gradient(135deg, var(--green) 0%, var(--teal) 100%);
    color: var(--white);
    border-color: transparent;
}

.btn-ssl:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(16, 185, 129, 0.4);
}

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

.btn-gradient:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(6, 182, 212, 0.4);
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    animation: fadeInUp 0.8s ease 1s both;
}

.stat-item {
    text-align: center;
    padding: 20px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.25);
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fff, var(--cyan-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--cyan-light), var(--green-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    display: block;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 6px;
    font-weight: 500;
}

/* Hero Scroll */
.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    font-weight: 500;
    animation: fadeInUp 0.8s ease 1.2s both;
}

.scroll-icon { width: 20px; height: 20px; animation: bounce 2s infinite; }

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(8px); }
    60% { transform: translateY(4px); }
}

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

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

.section-tag {
    display: inline-block;
    padding: 8px 18px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 0.82rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.section-line {
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
    margin: 0 auto 20px;
}

.section-description {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ===== ABOUT ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-img-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 3/4;
    box-shadow: var(--shadow-2xl);
}

.about-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-img-glow {
    position: absolute;
    inset: -4px;
    border-radius: var(--radius-xl);
    background: var(--gradient-primary);
    z-index: -1;
    opacity: 0.5;
    filter: blur(20px);
}

.about-experience-badge {
    position: absolute;
    bottom: -16px;
    right: -16px;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: 0 10px 40px rgba(37, 99, 235, 0.3);
    z-index: 2;
}

.exp-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.exp-text {
    font-size: 0.78rem;
    font-weight: 500;
    opacity: 0.9;
    line-height: 1.3;
}

/* Floating Cards */
.about-floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-700);
    z-index: 2;
    animation: float-card 4s ease-in-out infinite;
}

.about-floating-card svg {
    width: 18px;
    height: 18px;
}

.card-1 {
    top: 10%;
    left: -20px;
    animation-delay: 0s;
}
.card-1 svg { color: var(--primary); }

.card-2 {
    top: 40%;
    right: -30px;
    animation-delay: -1.5s;
}
.card-2 svg { color: var(--purple); }

.card-3 {
    bottom: 15%;
    left: -10px;
    animation-delay: -3s;
}
.card-3 svg { color: var(--green); }

@keyframes float-card {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.about-subtitle {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text {
    color: var(--gray-600);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 24px 0 32px;
}

.about-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.about-info-item:hover {
    border-color: var(--primary-200);
    box-shadow: var(--shadow-md);
}

.info-icon {
    width: 20px;
    height: 20px;
    color: var(--primary);
    flex-shrink: 0;
}

.info-label {
    display: block;
    font-size: 0.73rem;
    color: var(--gray-400);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: 0.88rem;
    color: var(--gray-700);
    font-weight: 500;
}

.about-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ===== SSL PROMO SECTION ===== */
.ssl-promo {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    position: relative;
    overflow: hidden;
    padding: 100px 0;
}

.ssl-bg-effects {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.ssl-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
}

.ssl-orb-1 {
    width: 500px;
    height: 500px;
    background: var(--green);
    top: -20%;
    right: -10%;
    animation: float-orb 15s ease-in-out infinite;
}

.ssl-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--cyan);
    bottom: -20%;
    left: -10%;
    animation: float-orb 18s ease-in-out infinite reverse;
}

.ssl-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.ssl-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.ssl-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-full);
    color: var(--green-light);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.ssl-badge svg {
    width: 16px;
    height: 16px;
    color: var(--orange-light);
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.2) rotate(15deg); }
}

.ssl-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.2;
    background: linear-gradient(135deg, #fff, var(--green-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ssl-description {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
    margin-bottom: 32px;
}

.ssl-description strong {
    color: var(--green-light);
}

.ssl-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 36px;
}

.ssl-feature {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.ssl-feature-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.ssl-feature-icon svg {
    width: 20px;
    height: 20px;
    color: var(--green-light);
}

.ssl-feature h4 {
    font-size: 0.9rem;
    color: var(--white);
    margin-bottom: 4px;
    font-weight: 600;
}

.ssl-feature p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.5;
}

.btn-ssl-cta {
    background: linear-gradient(135deg, var(--green) 0%, var(--cyan) 100%);
    color: var(--white);
    border: none;
    padding: 16px 32px;
    font-size: 1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
}

.btn-ssl-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(16, 185, 129, 0.4);
}

.btn-ssl-cta::after {
    background: linear-gradient(135deg, var(--green), var(--cyan)) !important;
}

.ssl-url {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
}

.ssl-url a {
    color: var(--green-light);
    font-weight: 600;
}

.ssl-url a:hover {
    text-decoration: underline;
}

/* SSL Card Visual */
.ssl-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.ssl-card-3d {
    position: relative;
    perspective: 1000px;
}

.ssl-card-inner {
    position: relative;
    width: 320px;
    animation: card-float 5s ease-in-out infinite;
}

@keyframes card-float {
    0%, 100% { transform: translateY(0) rotateX(0deg) rotateY(0deg); }
    25% { transform: translateY(-10px) rotateX(2deg) rotateY(-3deg); }
    50% { transform: translateY(-5px) rotateX(-1deg) rotateY(3deg); }
    75% { transform: translateY(-15px) rotateX(1deg) rotateY(-2deg); }
}

.ssl-card-front {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.03) 100%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    padding: 36px 32px;
    text-align: center;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.ssl-card-front::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--green), var(--cyan), var(--green));
    background-size: 200% 100%;
    animation: shimmer 3s linear infinite;
}

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

.ssl-lock-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--green), var(--cyan));
    border-radius: 50%;
    margin: 0 auto 16px;
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.3);
}

.ssl-lock-icon svg {
    width: 28px;
    height: 28px;
    color: var(--white);
}

.ssl-card-front h3 {
    font-size: 1.2rem;
    color: var(--white);
    font-weight: 700;
    margin-bottom: 4px;
}

.ssl-card-domain {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.ssl-card-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(16, 185, 129, 0.15);
    border-radius: var(--radius-full);
    margin-bottom: 20px;
    font-size: 0.82rem;
    color: var(--green-light);
    font-weight: 600;
}

.ssl-status-dot {
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
    box-shadow: 0 0 8px var(--green);
}

.ssl-card-details {
    text-align: left;
    padding: 16px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
}

.ssl-detail-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 0.82rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.ssl-detail-row:last-child { border-bottom: none; }

.ssl-detail-row span:first-child { color: rgba(255, 255, 255, 0.4); }
.ssl-detail-row span:last-child { color: rgba(255, 255, 255, 0.8); font-weight: 500; }

.ssl-free-tag {
    background: linear-gradient(135deg, var(--green), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800 !important;
    font-size: 0.95rem !important;
}

.ssl-card-powered {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.3);
}

.ssl-card-powered strong {
    color: var(--green-light);
}

.ssl-card-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(ellipse at center, rgba(16, 185, 129, 0.2) 0%, transparent 70%);
    z-index: -1;
    filter: blur(30px);
    animation: glow-pulse 3s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
}

/* ===== SERVICES ===== */
.services { background: var(--gray-50); }

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

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.service-card-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    transition: height 0.4s ease;
    opacity: 0.1;
}

.service-card[data-color="blue"] .service-card-bg { background: var(--gradient-primary); }
.service-card[data-color="purple"] .service-card-bg { background: linear-gradient(90deg, var(--purple), var(--pink)); }
.service-card[data-color="cyan"] .service-card-bg { background: var(--gradient-accent); }
.service-card[data-color="green"] .service-card-bg { background: var(--gradient-cool); }
.service-card[data-color="orange"] .service-card-bg { background: var(--gradient-warm); }
.service-card[data-color="pink"] .service-card-bg { background: linear-gradient(90deg, var(--pink), var(--rose)); }
.service-card[data-color="indigo"] .service-card-bg { background: linear-gradient(90deg, var(--indigo), var(--primary)); }
.service-card[data-color="teal"] .service-card-bg { background: linear-gradient(90deg, var(--teal), var(--cyan)); }
.service-card[data-color="rose"] .service-card-bg { background: linear-gradient(90deg, var(--rose), var(--orange)); }

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover .service-card-bg {
    height: 100%;
    opacity: 0.04;
}

.service-icon-wrapper {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card[data-color="blue"] .service-icon-wrapper { background: var(--primary-50); }
.service-card[data-color="purple"] .service-icon-wrapper { background: var(--purple-50); }
.service-card[data-color="cyan"] .service-icon-wrapper { background: var(--cyan-50); }
.service-card[data-color="green"] .service-icon-wrapper { background: var(--green-50); }
.service-card[data-color="orange"] .service-icon-wrapper { background: var(--orange-50); }
.service-card[data-color="pink"] .service-icon-wrapper { background: var(--pink-50); }
.service-card[data-color="indigo"] .service-icon-wrapper { background: var(--indigo-50); }
.service-card[data-color="teal"] .service-icon-wrapper { background: var(--teal-50); }
.service-card[data-color="rose"] .service-icon-wrapper { background: var(--rose-50); }

.service-card[data-color="blue"] .service-icon { color: var(--primary); }
.service-card[data-color="purple"] .service-icon { color: var(--purple); }
.service-card[data-color="cyan"] .service-icon { color: var(--cyan); }
.service-card[data-color="green"] .service-icon { color: var(--green); }
.service-card[data-color="orange"] .service-icon { color: var(--orange); }
.service-card[data-color="pink"] .service-icon { color: var(--pink); }
.service-card[data-color="indigo"] .service-icon { color: var(--indigo); }
.service-card[data-color="teal"] .service-icon { color: var(--teal); }
.service-card[data-color="rose"] .service-icon { color: var(--rose); }

.service-card:hover .service-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

.service-icon { width: 28px; height: 28px; transition: var(--transition); }

.service-title {
    font-size: 1.12rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 10px;
}

.service-text {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 16px;
}

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

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.83rem;
    color: var(--gray-600);
}

.service-features li::before {
    content: '✓';
    font-size: 0.7rem;
    font-weight: 800;
    color: var(--white);
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

.service-card[data-color="blue"] .service-features li::before { background: var(--primary); }
.service-card[data-color="purple"] .service-features li::before { background: var(--purple); }
.service-card[data-color="cyan"] .service-features li::before { background: var(--cyan); }
.service-card[data-color="green"] .service-features li::before { background: var(--green); }
.service-card[data-color="orange"] .service-features li::before { background: var(--orange); }
.service-card[data-color="pink"] .service-features li::before { background: var(--pink); }
.service-card[data-color="indigo"] .service-features li::before { background: var(--indigo); }
.service-card[data-color="teal"] .service-features li::before { background: var(--teal); }
.service-card[data-color="rose"] .service-features li::before { background: var(--rose); }

/* ===== SKILLS ===== */
.skills-categories {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.skill-category {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.skill-category[data-color="blue"]::before { background: var(--gradient-primary); }
.skill-category[data-color="purple"]::before { background: linear-gradient(90deg, var(--purple), var(--pink)); }
.skill-category[data-color="cyan"]::before { background: var(--gradient-accent); }
.skill-category[data-color="orange"]::before { background: var(--gradient-warm); }
.skill-category[data-color="green"]::before { background: var(--gradient-cool); }
.skill-category[data-color="pink"]::before { background: linear-gradient(90deg, var(--pink), var(--rose)); }

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

.skill-cat-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.skill-category[data-color="blue"] .skill-cat-title svg { color: var(--primary); }
.skill-category[data-color="purple"] .skill-cat-title svg { color: var(--purple); }
.skill-category[data-color="cyan"] .skill-cat-title svg { color: var(--cyan); }
.skill-category[data-color="orange"] .skill-cat-title svg { color: var(--orange); }
.skill-category[data-color="green"] .skill-cat-title svg { color: var(--green); }
.skill-category[data-color="pink"] .skill-cat-title svg { color: var(--pink); }

.skill-cat-title svg { width: 22px; height: 22px; }

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    padding: 7px 14px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray-600);
    transition: var(--transition-bounce);
    cursor: default;
}

.skill-category[data-color="blue"] .skill-tag:hover { background: var(--primary-50); border-color: var(--primary-200); color: var(--primary); }
.skill-category[data-color="purple"] .skill-tag:hover { background: var(--purple-50); border-color: var(--purple-light); color: var(--purple); }
.skill-category[data-color="cyan"] .skill-tag:hover { background: var(--cyan-50); border-color: var(--cyan-light); color: var(--cyan); }
.skill-category[data-color="orange"] .skill-tag:hover { background: var(--orange-50); border-color: var(--orange-light); color: var(--orange); }
.skill-category[data-color="green"] .skill-tag:hover { background: var(--green-50); border-color: var(--green-light); color: var(--green); }
.skill-category[data-color="pink"] .skill-tag:hover { background: var(--pink-50); border-color: var(--pink-light); color: var(--pink); }

.skill-tag:hover {
    transform: translateY(-2px);
}

/* ===== PROCESS ===== */
.process { background: var(--gray-50); }

.process-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 32px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-rainbow);
    background-size: 100% 200%;
    animation: gradient-flow 4s linear infinite;
    border-radius: 3px;
}

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

.process-step {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
    position: relative;
}

.process-step:last-child { margin-bottom: 0; }

.step-number {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--white);
    flex-shrink: 0;
    z-index: 1;
    transition: var(--transition-bounce);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.process-step[data-color="blue"] .step-number { background: var(--gradient-primary); }
.process-step[data-color="purple"] .step-number { background: linear-gradient(135deg, var(--purple), var(--pink)); }
.process-step[data-color="cyan"] .step-number { background: var(--gradient-accent); }
.process-step[data-color="green"] .step-number { background: var(--gradient-cool); }
.process-step[data-color="orange"] .step-number { background: var(--gradient-warm); }

.process-step:hover .step-number {
    transform: scale(1.15) rotate(5deg);
}

.step-content { padding-top: 12px; }

.step-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.step-text {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ===== CONTACT ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    align-items: start;
}

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

.contact-info-card {
    padding: 22px 24px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.contact-info-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
}

.contact-info-card[data-color="blue"]::before { background: var(--gradient-primary); }
.contact-info-card[data-color="purple"]::before { background: linear-gradient(to bottom, var(--purple), var(--pink)); }
.contact-info-card[data-color="cyan"]::before { background: var(--gradient-accent); }
.contact-info-card[data-color="green"]::before { background: var(--gradient-cool); }

.contact-info-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.contact-card-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
}

.contact-info-card[data-color="blue"] .contact-card-icon { background: var(--primary-50); color: var(--primary); }
.contact-info-card[data-color="purple"] .contact-card-icon { background: var(--purple-50); color: var(--purple); }
.contact-info-card[data-color="cyan"] .contact-card-icon { background: var(--cyan-50); color: var(--cyan); }
.contact-info-card[data-color="green"] .contact-card-icon { background: var(--green-50); color: var(--green); }

.contact-card-icon svg { width: 20px; height: 20px; }

.contact-info-card h4 {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.contact-info-card a,
.contact-info-card p {
    font-size: 0.88rem;
    color: var(--gray-500);
}

.contact-info-card a:hover { color: var(--primary); }

.contact-social {
    margin-top: 8px;
}

.contact-social h4 {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--gray-500);
    transition: var(--transition-bounce);
    background: var(--gray-100);
}

.social-link:nth-child(1):hover { background: #0077b5; color: #fff; }
.social-link:nth-child(2):hover { background: #333; color: #fff; }
.social-link:nth-child(3):hover { background: #000; color: #fff; }

.social-link:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* Contact Form */
.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-sm);
}

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

.form-group.full-width {
    grid-column: 1 / -1;
}

.contact-form label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--gray-400);
    pointer-events: none;
    z-index: 1;
    transition: var(--transition);
}

.textarea-wrapper .input-icon {
    top: 18px;
    transform: none;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 13px 14px 13px 44px;
    font-size: 0.9rem;
    font-family: var(--font-primary);
    color: var(--gray-800);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: var(--transition);
    outline: none;
}

.contact-form select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' 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: right 14px center;
    padding-right: 40px;
}

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

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px var(--primary-100);
}

.contact-form input:focus ~ .input-icon,
.contact-form select:focus ~ .input-icon,
.contact-form textarea:focus ~ .input-icon {
    color: var(--primary);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--gray-400);
}

.form-error {
    font-size: 0.78rem;
    color: var(--error);
    margin-top: 6px;
    display: none;
    font-weight: 500;
}

.form-group.error .form-error { display: block; }

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: var(--error);
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

/* Submit Button */
.btn-submit {
    grid-column: 1 / -1;
    justify-content: center;
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-loading {
    display: none;
    align-items: center;
    gap: 8px;
}

.btn-submit.loading .btn-text,
.btn-submit.loading .btn-icon { display: none; }
.btn-submit.loading .btn-loading { display: inline-flex; }

.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin { 100% { transform: rotate(360deg); } }

/* Form Status */
.form-status {
    grid-column: 1 / -1;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    display: none;
    text-align: center;
}

.form-status.success {
    display: block;
    background: linear-gradient(135deg, #ecfdf5, #d1fae5);
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.form-status.error {
    display: block;
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(135deg, #0f172a, #1e293b);
    padding: 40px 0 24px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 24px;
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--white);
}

.footer-logo .logo-icon {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    font-size: 0.82rem;
    color: var(--gray-500);
    margin-top: 4px;
}

.footer-ssl-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-full);
    color: var(--green-light);
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
}

.footer-ssl-link:hover {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.4);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    font-size: 0.82rem;
    color: var(--gray-500);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    left: 32px; /* ← cambiado */
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-bounce);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.35);
    z-index: 99;
}

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

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.5);
}

.back-to-top svg { width: 22px; height: 22px; }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .ssl-content { grid-template-columns: 1fr; gap: 48px; }
    .ssl-visual { order: -1; }
    .ssl-card-inner { width: 280px; }
    .ssl-features { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 32px;
        gap: 4px;
        transition: right 0.3s ease;
        box-shadow: -4px 0 30px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.open { right: 0; }
    .nav-link { width: 100%; padding: 12px 16px; }
    .nav-toggle { display: flex; }
    .lang-switcher { margin-left: 8px; }

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

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

    .about-img-wrapper {
        max-width: 300px;
        margin: 0 auto;
    }

    .about-floating-card { display: none; }

    .about-experience-badge {
        right: auto;
        left: 50%;
        transform: translateX(-50%);
        bottom: -16px;
    }

    .about-info-grid { grid-template-columns: 1fr; }
    .about-buttons { flex-direction: column; }

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

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

    .contact-form {
        grid-template-columns: 1fr;
        padding: 24px;
    }

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

    .section { padding: 64px 0; }
    .section-header { margin-bottom: 40px; }
}

@media (max-width: 480px) {
    .hero { padding: 100px 16px 60px; }
    .hero-stats { gap: 10px; }
    .stat-number { font-size: 1.5rem; }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

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

    .ssl-card-inner { width: 260px; }

    .process-timeline::before { left: 24px; }

    .step-number {
        width: 48px;
        height: 48px;
        font-size: 0.9rem;
    }
}