/* =============================================
   Portfolio — Main Stylesheet
   Design System: Dark-first editorial luxury
   Fonts: Syne (display) + DM Sans (body)
   ============================================= */

/* =============================================
   CSS Variables / Design Tokens
   ============================================= */
:root {
    /* Dark Theme (default) */
    --bg-primary:     #0a0a0f;
    --bg-secondary:   #111118;
    --bg-card:        #16161e;
    --bg-card-hover:  #1c1c28;
    --bg-glass:       rgba(22, 22, 30, 0.7);
    --bg-glass-light: rgba(255,255,255,0.04);
    --bg-overlay:     rgba(10, 10, 15, 0.85);

    --text-primary:   #f0eeee;
    --text-secondary: #9e9cad;
    --text-muted:     #5e5c70;
    --text-inverse:   #0a0a0f;

    --accent:         #d4a843;       /* Warm gold */
    --accent-light:   #f0c96e;
    --accent-dark:    #a07820;
    --accent-rgb:     212, 168, 67;

    --border-color:   rgba(255,255,255,0.07);
    --border-accent:  rgba(212, 168, 67, 0.3);

    --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 20px 60px rgba(0,0,0,0.5);
    --shadow-accent:  0 8px 32px rgba(212, 168, 67, 0.15);

    --radius-sm:      8px;
    --radius-md:      14px;
    --radius-lg:      24px;
    --radius-xl:      40px;

    --font-display:   'Syne', sans-serif;
    --font-body:      'DM Sans', sans-serif;

    --nav-height:     72px;
    --transition:     0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow:0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary:     #f5f4f0;
    --bg-secondary:   #ede9e0;
    --bg-card:        #ffffff;
    --bg-card-hover:  #faf8f3;
    --bg-glass:       rgba(255,255,255,0.8);
    --bg-glass-light: rgba(0,0,0,0.03);
    --bg-overlay:     rgba(245, 244, 240, 0.9);

    --text-primary:   #1a1a26;
    --text-secondary: #5a5870;
    --text-muted:     #9896a8;
    --text-inverse:   #f0eeee;

    --border-color:   rgba(0,0,0,0.08);
    --border-accent:  rgba(160, 120, 32, 0.3);

    --shadow-sm:      0 2px 8px rgba(0,0,0,0.06);
    --shadow-md:      0 8px 32px rgba(0,0,0,0.10);
    --shadow-lg:      0 20px 60px rgba(0,0,0,0.12);
    --shadow-accent:  0 8px 32px rgba(212, 168, 67, 0.20);

    --accent:         #a07820;
    --accent-light:   #c49a30;
    --accent-dark:    #7a5a10;
    --accent-rgb:     160, 120, 32;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.4s ease, color 0.4s ease;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* Selection */
::selection { background: var(--accent); color: var(--text-inverse); }

/* =============================================
   Typography Scale
   ============================================= */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.15;
    color: var(--text-primary);
}

.display-1 { font-size: clamp(2.8rem, 7vw, 5.5rem); font-weight: 800; line-height: 1.0; }
.display-2 { font-size: clamp(2.2rem, 5vw, 4rem);   font-weight: 800; line-height: 1.05; }
.display-3 { font-size: clamp(1.8rem, 4vw, 3rem);   font-weight: 700; }

.section-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 0.6em;
}
.section-label::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 560px;
}

.text-accent { color: var(--accent) !important; }
.text-gradient {
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--accent-light); }

/* =============================================
   Preloader
   ============================================= */
#preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s, visibility 0.5s;
}
#preloader.hidden { opacity: 0; visibility: hidden; }

.preloader-inner { text-align: center; }
.preloader-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-bottom: 24px;
}
.preloader-logo .logo-letter {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    animation: pulseLetter 1.5s ease infinite;
}
.preloader-logo .logo-dot {
    width: 10px; height: 10px;
    background: var(--accent);
    border-radius: 50%;
    margin-bottom: 8px;
    animation: pulseDot 1.5s ease infinite 0.2s;
}
@keyframes pulseLetter { 0%,100%{opacity:1} 50%{opacity:0.4} }
@keyframes pulseDot { 0%,100%{transform:scale(1)} 50%{transform:scale(0.5)} }

.preloader-bar {
    width: 160px;
    height: 2px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
}
.preloader-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 2px;
    animation: fillBar 1.8s ease forwards;
}
@keyframes fillBar { from{width:0} to{width:100%} }

/* =============================================
   Navigation
   ============================================= */
#mainNav {
    height: var(--nav-height);
    background: transparent;
    backdrop-filter: blur(0px);
    border-bottom: 1px solid transparent;
    transition: background var(--transition), backdrop-filter var(--transition), border-color var(--transition), box-shadow var(--transition);
    z-index: 1000;
}
#mainNav.scrolled {
    background: var(--bg-glass);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 2px;
}
.brand-letter {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}
.brand-name {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-left: 2px;
}

.navbar-nav .nav-link {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    padding: 0.5rem 0.9rem;
    position: relative;
    transition: color var(--transition);
}
.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 50%; right: 50%;
    height: 1px;
    background: var(--accent);
    transition: left var(--transition), right var(--transition);
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--text-primary);
}
.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    left: 0.9rem; right: 0.9rem;
}

/* Theme Toggle */
.btn-theme-toggle {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--bg-glass-light);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.btn-theme-toggle:hover {
    background: var(--bg-card);
    border-color: var(--accent);
    color: var(--accent);
}
.theme-icon {
    position: absolute;
    transition: transform 0.4s, opacity 0.4s;
    font-size: 0.9rem;
}
[data-theme="dark"] .theme-icon.moon { opacity: 1; transform: translateY(0); }
[data-theme="dark"] .theme-icon.sun  { opacity: 0; transform: translateY(20px); }
[data-theme="light"] .theme-icon.sun  { opacity: 1; transform: translateY(0); }
[data-theme="light"] .theme-icon.moon { opacity: 0; transform: translateY(20px); }

/* CTA Button */
.btn-cta {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 0.5rem 1.2rem;
    background: var(--accent);
    color: var(--text-inverse) !important;
    border: none;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: all var(--transition);
    text-decoration: none;
}
.btn-cta:hover {
    background: var(--accent-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow-accent);
}
.btn-cta i { font-size: 0.7rem; transition: transform var(--transition); }
.btn-cta:hover i { transform: translate(2px, -2px); }

/* Hamburger */
.navbar-toggler {
    border: none;
    background: transparent;
    padding: 4px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 32px;
}
.navbar-toggler:focus { box-shadow: none; }
.toggler-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition);
}
.toggler-line.short { width: 60%; }
.navbar-toggler[aria-expanded="true"] .toggler-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-toggler[aria-expanded="true"] .toggler-line:nth-child(2) { opacity: 0; }
.navbar-toggler[aria-expanded="true"] .toggler-line.short { transform: translateY(-7px) rotate(-45deg); width: 100%; }

/* =============================================
   Buttons
   ============================================= */
.btn {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text-inverse);
}
.btn-primary:hover {
    background: var(--accent-light);
    border-color: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
}

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

.btn-dark-ghost {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    background: var(--bg-glass-light);
    backdrop-filter: blur(10px);
}
.btn-dark-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--bg-card);
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: #25d366;
    color: #fff !important;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.6rem 1.2rem;
    font-weight: 600;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition);
}
.btn-whatsapp:hover {
    background: #1da851;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37,211,102,0.25);
}

.btn-lg { padding: 0.875rem 2rem; font-size: 0.95rem; }
.btn-sm { padding: 0.375rem 0.875rem; font-size: 0.8rem; }

/* =============================================
   Cards
   ============================================= */
.card-glass {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card-glass:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-accent);
}

/* Portfolio Cards */
.portfolio-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition);
}
.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-accent);
}
.portfolio-card .card-thumb {
    aspect-ratio: 16/10;
    overflow: hidden;
    position: relative;
    background: var(--bg-secondary);
}
.portfolio-card .card-thumb img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
.portfolio-card:hover .card-thumb img { transform: scale(1.06); }
.portfolio-card .card-overlay {
    position: absolute;
    inset: 0;
    background: var(--bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    opacity: 0;
    transition: opacity var(--transition);
}
.portfolio-card:hover .card-overlay { opacity: 1; }
.portfolio-card .card-body { padding: 1.25rem; }
.portfolio-card .card-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
    color: var(--text-primary);
}
.portfolio-card .card-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.5;
}
.card-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.card-tag {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 2px 8px;
    border-radius: 100px;
    background: var(--bg-glass-light);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    text-transform: uppercase;
}
.card-tag.accent {
    background: rgba(var(--accent-rgb),0.12);
    border-color: var(--border-accent);
    color: var(--accent);
}

/* =============================================
   Sections
   ============================================= */
section { padding: 6rem 0; }
.section-sm { padding: 4rem 0; }
.section-lg { padding: 8rem 0; }

/* Dividers */
.section-divider {
    width: 48px; height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    border-radius: 2px;
    margin: 1rem 0 1.5rem;
}

/* =============================================
   Hero Section
   ============================================= */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    position: relative;
    overflow: hidden;
}

/* Animated mesh background */
.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden; /* clip blobs — prevents horizontal scroll */
}
.hero-bg-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.12;
    animation: blobFloat 12s ease-in-out infinite;
}
.hero-bg-blob:nth-child(1) {
    width: 600px; height: 600px;
    background: var(--accent);
    top: -200px; right: -100px;
    animation-delay: 0s;
}
.hero-bg-blob:nth-child(2) {
    width: 400px; height: 400px;
    background: #6c5ce7;
    bottom: -100px; left: -100px;
    animation-delay: 4s;
}
.hero-bg-blob:nth-child(3) {
    width: 300px; height: 300px;
    background: var(--accent-light);
    top: 50%; left: 40%;
    animation-delay: 8s;
}
@keyframes blobFloat {
    0%,100% { transform: translate(0,0) scale(1); }
    33% { transform: translate(30px,-30px) scale(1.05); }
    66% { transform: translate(-20px,20px) scale(0.95); }
}

/* Grid texture */
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.4;
}

.hero-content { position: relative; z-index: 1; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(var(--accent-rgb), 0.1);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 1.5rem;
}
.hero-badge-dot {
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}
@keyframes pulse {
    0%,100% { opacity:1; transform:scale(1); }
    50% { opacity:0.5; transform:scale(0.8); }
}

.hero-title {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 800;
    line-height: 1.0;
    margin-bottom: 1.5rem;
}
.hero-title .word-rotate-wrapper {
    display: inline-block;
    overflow: hidden;
    vertical-align: bottom;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin-bottom: 2.5rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3rem; }

.hero-img-wrap {
    position: relative;
    display: inline-block;
    max-width: 100%; /* never wider than its column */
}
.hero-img-frame {
    width: min(380px, 100%);
    aspect-ratio: 3/4;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid var(--border-accent);
    box-shadow: var(--shadow-lg), var(--shadow-accent);
    position: relative;
    background: var(--bg-card);
}
.hero-img-frame img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}
.hero-img-tag {
    position: absolute;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    z-index: 2;
}
/* Position tags inside the frame on desktop only */
@media (min-width: 992px) {
    .hero-img-tag-1 { bottom: 2rem; left: -2rem; }
    .hero-img-tag-2 { top: 2rem;   right: -2rem; }
}
.hero-img-tag .tag-icon {
    font-size: 1.2rem;
    color: var(--accent);
}

/* Scroll indicator */
.scroll-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2rem;
}
.scroll-indicator .scroll-line {
    width: 40px; height: 1px;
    background: var(--text-muted);
}

/* =============================================
   Stats Section
   ============================================= */
.stats-section {
    padding: 4rem 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}
.stat-item { text-align: center; }
.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.25rem;
}
.stat-number .accent { color: var(--accent); }
.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.05em;
}
.stat-divider {
    width: 1px;
    height: 60px;
    background: var(--border-color);
    margin: 0 auto;
}

/* =============================================
   Filter Tabs
   ============================================= */
.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
}
.filter-btn {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 0.5rem 1.2rem;
    border-radius: 100px;
    background: var(--bg-glass-light);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
    text-transform: uppercase;
}
.filter-btn:hover,
.filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text-inverse);
    transform: translateY(-1px);
    box-shadow: var(--shadow-accent);
}

/* =============================================
   Skills / Progress Bars
   ============================================= */
.skill-item { margin-bottom: 1.5rem; }
.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}
.skill-name {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}
.skill-pct {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
}
.skill-bar {
    height: 5px;
    background: var(--border-color);
    border-radius: 100px;
    overflow: hidden;
}
.skill-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-dark), var(--accent-light));
    border-radius: 100px;
    width: 0;
    transition: width 1.2s cubic-bezier(0.4,0,0.2,1);
}

/* =============================================
   Timeline
   ============================================= */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 1px;
    background: var(--border-color);
}
.timeline-item { position: relative; margin-bottom: 2.5rem; }
.timeline-dot {
    position: absolute;
    left: -2.4rem; top: 6px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--accent);
    border: 2px solid var(--bg-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb),0.2);
}
.timeline-period {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.25rem;
}
.timeline-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
}
.timeline-company {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}
.timeline-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* =============================================
   Testimonials
   ============================================= */
.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    position: relative;
    transition: all var(--transition);
}
.testimonial-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.testimonial-quote {
    font-size: 3rem;
    color: var(--accent);
    font-family: Georgia, serif;
    line-height: 0.8;
    margin-bottom: 1rem;
    opacity: 0.6;
}
.testimonial-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}
.testimonial-stars { color: var(--accent); margin-bottom: 1rem; font-size: 0.85rem; }
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--bg-secondary);
    border: 2px solid var(--border-accent);
}
.testimonial-name {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
}
.testimonial-role { font-size: 0.78rem; color: var(--text-muted); }

/* =============================================
   Services Section
   ============================================= */
.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    height: 100%;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(var(--accent-rgb),0.05), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.service-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}
.service-card:hover::before { opacity: 1; }
.service-icon {
    width: 56px; height: 56px;
    background: rgba(var(--accent-rgb), 0.12);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1.25rem;
    transition: all var(--transition);
}
.service-card:hover .service-icon {
    background: var(--accent);
    color: var(--text-inverse);
    transform: scale(1.1) rotate(-5deg);
}
.service-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}
.service-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 1.25rem;
}
.service-price {
    font-size: 0.8rem;
    color: var(--text-muted);
}
.service-price strong { color: var(--accent); font-size: 1rem; }

/* =============================================
   Contact Form
   ============================================= */
.form-floating .form-control,
.form-floating .form-select {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}
.form-floating .form-control:focus,
.form-floating .form-select:focus {
    background: var(--bg-card);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
    color: var(--text-primary);
}
.form-floating label { color: var(--text-muted); }
.form-floating .form-control:focus ~ label,
.form-floating .form-control:not(:placeholder-shown) ~ label {
    color: var(--accent);
}

/* Custom checkbox/radio */
.form-check-input {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}
.form-check-input:checked {
    background-color: var(--accent);
    border-color: var(--accent);
}

.alert-success-custom {
    background: rgba(39, 174, 96, 0.1);
    border: 1px solid rgba(39, 174, 96, 0.3);
    color: #27ae60;
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.alert-error-custom {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* =============================================
   Lightbox / Gallery
   ============================================= */
.masonry-grid { columns: 3; column-gap: 1rem; }
.masonry-item { break-inside: avoid; margin-bottom: 1rem; display: block; }
.masonry-item img {
    width: 100%;
    border-radius: var(--radius-sm);
    display: block;
    transition: transform var(--transition), box-shadow var(--transition);
}
.masonry-item:hover img {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}
@media (max-width: 768px) { .masonry-grid { columns: 2; } }
@media (max-width: 480px) { .masonry-grid { columns: 1; } }

/* Video Cards */
.video-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-md); overflow: hidden; transition: all var(--transition); }
.video-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--border-accent); }
.video-thumb {
    aspect-ratio: 16/9;
    position: relative;
    background: var(--bg-secondary);
    overflow: hidden;
    cursor: pointer;
}
.video-thumb img { width:100%; height:100%; object-fit:cover; transition:transform 0.6s ease; }
.video-card:hover .video-thumb img { transform: scale(1.04); }
.video-play-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.3);
    transition: background var(--transition);
}
.video-play-btn:hover { background: rgba(0,0,0,0.5); }
.play-circle {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-inverse);
    transition: transform var(--transition), box-shadow var(--transition);
    padding-left: 3px;
}
.video-thumb:hover .play-circle { transform: scale(1.1); box-shadow: var(--shadow-accent); }
.video-card .card-body { padding: 1.25rem; }

/* =============================================
   Footer
   ============================================= */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}
.footer-top { padding: 5rem 0 3rem; }
.footer-logo { display: flex; align-items: center; gap: 2px; }
.footer-bio { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; }
.footer-heading {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }
.footer-contact-list { list-style: none; padding: 0; }
.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}
.footer-contact-list i { color: var(--accent); margin-top: 3px; flex-shrink: 0; }
.footer-contact-list a { color: var(--text-secondary); transition: color var(--transition); }
.footer-contact-list a:hover { color: var(--accent); }
.footer-social { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.social-link {
    width: 36px; height: 36px;
    border-radius: var(--radius-sm);
    background: var(--bg-glass-light);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: all var(--transition);
    text-decoration: none;
}
.social-link:hover { background: var(--accent); border-color: var(--accent); color: var(--text-inverse); transform: translateY(-3px); }
.social-link.whatsapp:hover { background: #25d366; border-color: #25d366; }
.footer-bottom {
    padding: 1.25rem 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* =============================================
   Back to Top
   ============================================= */
.back-to-top {
    position: fixed;
    bottom: 2rem; right: 2rem;
    width: 44px; height: 44px;
    background: var(--accent);
    color: var(--text-inverse);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition);
    z-index: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-accent);
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { background: var(--accent-light); transform: translateY(-3px); }

/* =============================================
   Page Header (Inner pages)
   ============================================= */
.page-header {
    padding: calc(var(--nav-height) + 4rem) 0 4rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}
.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.4;
}
.page-header .container { position: relative; z-index: 1; }
.breadcrumb { background: transparent; padding: 0; margin: 0; }
.breadcrumb-item a { color: var(--text-muted); font-size: 0.8rem; }
.breadcrumb-item.active { color: var(--accent); font-size: 0.8rem; }
.breadcrumb-item + .breadcrumb-item::before { color: var(--text-muted); }

/* =============================================
   Search Bar
   ============================================= */
.search-wrap { position: relative; max-width: 440px; }
.search-input {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    padding: 0.6rem 1rem 0.6rem 2.8rem;
    color: var(--text-primary);
    width: 100%;
    font-size: 0.875rem;
    transition: all var(--transition);
}
.search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}
.search-icon {
    position: absolute;
    left: 1rem; top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.9rem;
    pointer-events: none;
}

/* =============================================
   Admin Panel
   ============================================= */
.admin-body {
    background: var(--bg-primary);
    min-height: 100vh;
}
.admin-sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    height: 100vh;
    position: fixed;
    left: 0; top: 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition);
}
.admin-main {
    margin-left: 260px;
    min-height: 100vh;
    padding: 0;
}
.admin-topbar {
    height: 64px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 2rem;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 50;
}
.admin-content { padding: 2rem; }

.admin-sidebar-logo {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.admin-nav { padding: 1rem 0; flex: 1; overflow-y: auto; }
.admin-nav-label {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 0.75rem 1.5rem 0.25rem;
}
.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 1.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition);
    border-left: 2px solid transparent;
}
.admin-nav-link:hover,
.admin-nav-link.active {
    color: var(--accent);
    background: rgba(var(--accent-rgb), 0.06);
    border-left-color: var(--accent);
}
.admin-nav-link i { font-size: 1rem; width: 20px; text-align: center; }

.stat-card-admin {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: all var(--transition);
}
.stat-card-admin:hover { border-color: var(--border-accent); transform: translateY(-2px); }
.stat-card-icon {
    width: 52px; height: 52px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}
.stat-card-value {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}
.stat-card-label { font-size: 0.8rem; color: var(--text-secondary); }

/* =============================================
   Pagination
   ============================================= */
.pagination .page-link {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: all var(--transition);
}
.pagination .page-link:hover { background: var(--accent); border-color: var(--accent); color: var(--text-inverse); }
.pagination .page-item.active .page-link { background: var(--accent); border-color: var(--accent); color: var(--text-inverse); }

/* =============================================
   Page-specific: About
   ============================================= */
.about-img-wrap { position: relative; display: inline-block; }
.about-img-frame {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid var(--border-accent);
    box-shadow: var(--shadow-lg);
}
.about-img-frame img { width: 100%; display: block; }
.about-badge-float {
    position: absolute;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    text-align: center;
}
.about-badge-float .num {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
}
.about-badge-float .lbl { font-size: 0.7rem; color: var(--text-muted); }
.about-badge-float-1 { bottom: 2rem; left: -2rem; }
.about-badge-float-2 { top: 2rem; right: -2rem; }
@media (max-width: 991.98px) {
    .about-badge-float-1,
    .about-badge-float-2 { display: none; }
}

/* =============================================
   Miscellaneous
   ============================================= */
.divider-line { border: none; border-top: 1px solid var(--border-color); }
.badge-accent { background: rgba(var(--accent-rgb), 0.15); color: var(--accent); border: 1px solid var(--border-accent); }

/* Isotope transitions */
.isotope-grid { transition: height 0.4s ease; }
.isotope-item { transition: all 0.4s ease; }

/* Empty state */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}
.empty-state i { font-size: 3rem; margin-bottom: 1rem; color: var(--text-muted); }
.empty-state h4 { font-size: 1.1rem; margin-bottom: 0.5rem; color: var(--text-secondary); }

/* Loading spinner */
.spinner-accent {
    width: 2rem; height: 2rem;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =============================================
   GLOBAL OVERFLOW FIX — prevents horizontal scroll
   ============================================= */
html, body {
    overflow-x: hidden;
    max-width: 100%;
}

/* Every direct section/wrapper must stay within viewport */
.container,
.container-fluid,
section,
.hero-section,
.stats-section,
.site-footer,
.page-header {
    max-width: 100%;
    overflow-x: hidden;
}

/* =============================================
   Responsive — Tablet (≤ 991px)
   ============================================= */
@media (max-width: 991.98px) {

    /* Nav collapse panel */
    .navbar-collapse {
        background: var(--bg-glass);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 1rem;
        margin-top: 0.5rem;
        width: 100%;
    }
    .navbar-nav .nav-link { padding: 0.6rem 0.5rem; }

    /* Hero: stack image above text, no bleed outside */
    .hero-section { padding-top: calc(var(--nav-height) + 1rem); padding-bottom: 3rem; }
    .hero-img-frame { width: min(280px, 80vw); margin: 0 auto; }

    /* Floating tags — pull them inside frame on tablet */
    .hero-img-tag-1 { left: 0; bottom: 1rem; transform: translateX(-10%); }
    .hero-img-tag-2 { right: 0; top: 1rem;   transform: translateX(10%); }
    .about-badge-float-1 { left: 0; bottom: 1rem; }
    .about-badge-float-2 { right: 0; top: 1rem; }

    /* Blobs — clip so they don't bleed horizontally */
    .hero-bg { overflow: hidden; }
    .hero-bg-blob:nth-child(1) { right: -50px; }
    .hero-bg-blob:nth-child(2) { left:  -50px; }

    /* Admin sidebar */
    .admin-sidebar {
        transform: translateX(-100%);
        position: fixed;
        z-index: 500;
        transition: transform 0.3s ease;
    }
    .admin-sidebar.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
    .admin-main { margin-left: 0; }

    /* Services grid — 2 cols on tablet */
    .filter-tabs { gap: 0.4rem; }
    .filter-btn  { font-size: 0.73rem; padding: 0.4rem 0.9rem; }
}

/* =============================================
   Responsive — Mobile (≤ 767px)
   ============================================= */
@media (max-width: 767.98px) {

    /* Global spacing */
    section       { padding: 3.5rem 0; }
    .section-lg   { padding: 5rem 0; }
    .section-sm   { padding: 2.5rem 0; }

    /* Typography scale down */
    .hero-title   { font-size: clamp(1.9rem, 8vw, 2.6rem); line-height: 1.1; }
    .section-title { font-size: clamp(1.5rem, 6vw, 2rem); }
    .display-3     { font-size: clamp(1.6rem, 6vw, 2.2rem); }

    /* Hero layout fixes */
    .hero-section       { min-height: auto; padding-top: calc(var(--nav-height) + 2rem); padding-bottom: 3rem; }
    .hero-description   { font-size: 0.95rem; }
    .hero-actions       { gap: 0.75rem; }
    .hero-actions .btn  { width: 100%; justify-content: center; }
    .hero-img-frame     { width: min(240px, 75vw); }

    /* Hide floating tags — they overflow on small screens */
    .hero-img-tag-1,
    .hero-img-tag-2,
    .about-badge-float-1,
    .about-badge-float-2 { display: none !important; }

    /* Stats band: 2×2 grid */
    .stat-divider { display: none; }

    /* Section label: allow wrap */
    .section-label { flex-wrap: wrap; }

    /* Service cards: full width */
    .service-card { padding: 1.5rem; }
    .service-icon { width: 48px; height: 48px; font-size: 1.2rem; }

    /* Portfolio cards */
    .portfolio-card .card-body { padding: 1rem; }
    .card-tags { gap: 0.3rem; }
    .card-tag  { font-size: 0.65rem; padding: 2px 6px; }

    /* Testimonial cards */
    .testimonial-card { padding: 1.25rem; }

    /* Filter tabs: scrollable row */
    .filter-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 0.5rem;
        gap: 0.4rem;
        scrollbar-width: none;
    }
    .filter-tabs::-webkit-scrollbar { display: none; }
    .filter-btn {
        flex-shrink: 0;
        font-size: 0.72rem;
        padding: 0.4rem 0.85rem;
        white-space: nowrap;
    }

    /* Search input full-width */
    .search-wrap { max-width: 100%; width: 100%; }
    .search-input { width: 100%; }

    /* Masonry: 1 column on small mobile */
    .masonry-grid { columns: 1; }

    /* Footer: center content */
    .footer-top { padding: 3rem 0 2rem; }
    .footer-social { justify-content: flex-start; }

    /* Back to top */
    .back-to-top { bottom: 1rem; right: 1rem; width: 40px; height: 40px; font-size: 1rem; }

    /* Buttons: comfortable tap targets */
    .btn-lg { padding: 0.75rem 1.5rem; font-size: 0.9rem; }

    /* Hero mini-stats: wrap into 2 cols */
    .hero-content .d-flex.flex-wrap.gap-4 { gap: 1.25rem !important; }

    /* CTA banner padding */
    .card-glass.p-5 { padding: 2rem 1.5rem !important; }

    /* Process steps: full width */
    .col-sm-6.col-lg-3 { flex: 0 0 50%; max-width: 50%; }

    /* About image: constrain width */
    .about-img-frame { max-width: 300px; margin: 0 auto; }
    .about-img-wrap  { display: block; text-align: center; }

    /* Timeline: tighter */
    .timeline { padding-left: 1.5rem; }
    .timeline-dot { left: -1.9rem; }
}

/* =============================================
   Responsive — Small Mobile (≤ 575px)
   ============================================= */
@media (max-width: 575.98px) {

    /* Container horizontal padding */
    .container { padding-left: 1rem; padding-right: 1rem; }

    /* Hero */
    .hero-title { font-size: clamp(1.7rem, 9vw, 2.2rem); }
    .hero-img-frame { width: min(200px, 65vw); }
    .hero-badge { font-size: 0.72rem; }
    .scroll-indicator { display: none; }

    /* Stats band: stack 2 per row, no dividers */
    .stats-section .row { --bs-gutter-x: 1rem; }

    /* Section titles */
    .section-title { font-size: clamp(1.3rem, 7vw, 1.8rem); }
    .section-subtitle { font-size: 0.9rem; }

    /* Process steps: single column on very small */
    .col-sm-6.col-lg-3 { flex: 0 0 100%; max-width: 100%; }

    /* Admin table: allow horizontal scroll inside card only */
    .table-responsive { -webkit-overflow-scrolling: touch; }

    /* Skills grid */
    .col-lg-6 { margin-bottom: 0; }

    /* Navbar brand text */
    .brand-name { display: none; }

    /* Hero actions: stack */
    .hero-actions { flex-direction: column; }

    /* Video modal */
    .modal-dialog { margin: 0.5rem; }

    /* Page header */
    .page-header { padding: calc(var(--nav-height) + 2rem) 0 2rem; }

    /* Contact form */
    .card-glass.p-4.p-md-5 { padding: 1.25rem !important; }

    /* Footer bottom: center both */
    .footer-bottom .col-md-6:last-child { text-align: left !important; }

    /* Admin content padding */
    .admin-content { padding: 1rem; }
    .admin-topbar  { padding: 0 1rem; }
}

/* =============================================
   Responsive — Extra Small (≤ 400px)
   ============================================= */
@media (max-width: 400px) {
    .hero-title { font-size: 1.65rem; }
    .hero-img-frame { width: 180px; }
    .stat-number { font-size: 1.8rem; }
    .btn-cta { display: none; } /* hide nav CTA, saves space */
    .navbar-actions { gap: 0.25rem; }
}

/* =============================================
   Prevent any element from breaking viewport width
   ============================================= */
img, video, iframe, embed, object {
    max-width: 100%;
}

/* Inline styles with fixed widths set by Bootstrap — ensure they don't overflow */
[style*="max-width"] {
    max-width: min(var(--bs-modal-width, 100%), 100%) !important;
}

/* =============================================
   AOS Override (respect prefers-reduced-motion)
   ============================================= */
@media (prefers-reduced-motion: reduce) {
    [data-aos] { transition: none !important; transform: none !important; opacity: 1 !important; }
    .hero-bg-blob { animation: none; }
    .scroll-indicator { display: none; }
}