/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
:root {
    /* Color Palette (HSL based for harmonious visual balance) */
    --bg-primary: #0a0d14;
    --bg-secondary: #0f131c;
    --bg-card: rgba(22, 27, 34, 0.5);
    --bg-card-hover: rgba(33, 39, 48, 0.7);
    --border-color: rgba(255, 255, 255, 0.07);
    --border-glow: rgba(0, 242, 254, 0.25);
    
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --text-muted: #57606a;
    
    /* Brand Accents */
    --accent-tech: #00f2fe;        /* Cyan for technology */
    --accent-tech-rgb: 0, 242, 254;
    --accent-islamic: #00e676;     /* Emerald Green for Islamic studies */
    --accent-islamic-rgb: 0, 230, 118;
    --accent-martial: #ffab00;     /* Amber Gold for boxing & silat */
    --accent-martial-rgb: 255, 171, 0;
    
    --gradient-primary: linear-gradient(135deg, var(--accent-tech), var(--accent-islamic));
    --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
    
    /* Layout & Utilities */
    --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    --font-arabic: 'Amiri', serif;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    --blur-strength: 16px;
}

/* ==========================================================================
   RESET & CORE STYLES
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

ul {
    list-style: none;
}

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

input, textarea, select {
    font-family: inherit;
    background: none;
    border: none;
    outline: none;
}

/* ==========================================================================
   LAYOUT CONTAINERS & UTILITIES
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.sec-padding {
    padding: 100px 0;
}

.bg-alt {
    background-color: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-tech);
    font-weight: 700;
    display: block;
    margin-bottom: 10px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(120deg, #ffffff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-line {
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 15px auto 0;
    border-radius: 2px;
}

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

.badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--accent-tech);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

/* Glassmorphism Card Style */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.btn-primary {
    background: var(--gradient-primary);
    color: #000;
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(0, 242, 254, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-block {
    width: 100%;
}

/* ==========================================================================
   NAVIGATION BAR (STIKY GLASSMORPHISM)
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 13, 20, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.navbar.scrolled {
    padding: 8px 0;
    background: rgba(10, 13, 20, 0.9);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.navbar.scrolled .nav-container {
    padding: 12px 24px;
}

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
}

.logo-accent {
    color: var(--accent-tech);
}

.nav-menu ul {
    display: flex;
    gap: 8px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link i {
    font-size: 0.85rem;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    color: var(--accent-tech);
    background: rgba(0, 242, 254, 0.08);
    border: 1px solid rgba(0, 242, 254, 0.15);
}

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--text-primary);
}

/* ==========================================================================
   MODUL 1: HERO SECTION
   ========================================================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 120px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1.5px;
    margin-bottom: 10px;
}

.hero-text h2.sub-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 24px;
    height: 40px; /* Prevent layout shift during typing */
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.social-links-container {
    display: flex;
    align-items: center;
    gap: 20px;
}

.social-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
}

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

.social-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.social-icon:hover {
    color: #000;
    background: var(--gradient-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(0, 242, 254, 0.3);
}

/* Glowing Profile Card */
.profile-card-glowing {
    position: relative;
    width: 340px;
    height: 380px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    padding: 16px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-normal);
}

.profile-card-glowing:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 242, 254, 0.3);
    box-shadow: 0 15px 35px rgba(0, 242, 254, 0.15);
}

.profile-image-wrapper {
    width: 100%;
    height: 290px;
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.profile-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.profile-card-glowing:hover .profile-image-wrapper img {
    scale: 1.05;
}

.profile-card-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 4px 0;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator.active {
    background-color: var(--accent-islamic);
    box-shadow: 0 0 8px var(--accent-islamic);
    animation: pulse 1.8s infinite;
}

.status-text {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.scroll-down {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-down a {
    font-size: 1.5rem;
    color: var(--text-muted);
}

.scroll-down a:hover {
    color: var(--accent-tech);
}

/* ==========================================================================
   MODUL 2: PROFIL & FILOSOFI (ABOUT ME)
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-info h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.3;
}

.about-info p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 40px;
}

.stat-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: var(--radius-sm);
    text-align: center;
}

.stat-num {
    display: block;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--accent-tech);
    margin-bottom: 4px;
}

.stat-lbl {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about-pillars {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.pillar-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    gap: 20px;
    align-items: center;
    transition: var(--transition-normal);
}

.pillar-card:hover {
    transform: translateX(8px);
    border-color: rgba(255, 255, 255, 0.12);
    background: var(--bg-card-hover);
}

.pillar-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    flex-shrink: 0;
}

.pillar-icon.tech {
    background: rgba(0, 242, 254, 0.1);
    color: var(--accent-tech);
    border: 1px solid rgba(0, 242, 254, 0.2);
}

.pillar-icon.spirit {
    background: rgba(0, 230, 118, 0.1);
    color: var(--accent-islamic);
    border: 1px solid rgba(0, 230, 118, 0.2);
}

.pillar-icon.physical {
    background: rgba(255, 171, 0, 0.1);
    color: var(--accent-martial);
    border: 1px solid rgba(255, 171, 0, 0.2);
}

.pillar-content h4 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.pillar-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   MODUL 3: KEAHLIAN TEKNOLOGI (WEB DEV STACK)
   ========================================================================== */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.tech-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px 24px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: transparent;
    transition: var(--transition-fast);
}

.tech-card:hover {
    transform: translateY(-8px);
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.12);
}

.tech-card:hover::before {
    background: var(--gradient-primary);
}

.tech-icon {
    width: 50px;
    height: 50px;
    font-size: 2.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.tech-icon.html { color: #e34f26; }
.tech-icon.css { color: #1572b6; }
.tech-icon.js { color: #f7df1e; }
.tech-icon.php { color: #777bb4; }
.tech-icon.mysql { color: #00758f; }

.tech-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.tech-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    height: 72px; /* Uniform description sizing */
    overflow: hidden;
}

.skill-bar-wrapper {
    margin-top: auto;
}

.skill-bar-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.skill-bar-outer {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 10px;
    overflow: hidden;
}

.skill-bar-inner {
    height: 100%;
    border-radius: 10px;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.html-bar { background-color: #e34f26; box-shadow: 0 0 10px rgba(227, 79, 38, 0.4); }
.css-bar { background-color: #1572b6; box-shadow: 0 0 10px rgba(21, 114, 182, 0.4); }
.js-bar { background-color: #f7df1e; box-shadow: 0 0 10px rgba(247, 223, 30, 0.4); }
.php-bar { background-color: #777bb4; box-shadow: 0 0 10px rgba(119, 123, 180, 0.4); }
.mysql-bar { background-color: #00758f; box-shadow: 0 0 10px rgba(0, 117, 143, 0.4); }

/* ==========================================================================
   MODUL 4: STUDI KEISLAMAN (ISLAMIC STUDIES)
   ========================================================================== */
.islamic-tabs-container {
    max-width: 900px;
    margin: 0 auto;
}

.islamic-tabs-header {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tab-btn i {
    font-size: 0.9rem;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
}

.tab-btn.active {
    color: #000;
    background: var(--accent-islamic);
    border-color: var(--accent-islamic);
    box-shadow: 0 4px 15px rgba(0, 230, 118, 0.3);
}

.islamic-tabs-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
    min-height: 280px;
    position: relative;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-pane.active {
    display: block;
}

/* Tab Content: Hadits */
.hadits-box {
    text-align: center;
}

.hadits-quote-arabic {
    font-family: var(--font-arabic);
    font-size: 2.2rem;
    line-height: 1.8;
    color: var(--accent-islamic);
    margin-bottom: 24px;
    direction: rtl;
    padding: 0 20px;
}

.hadits-title {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.1rem;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hadits-translation {
    font-size: 1.05rem;
    color: var(--text-secondary);
    font-style: italic;
    max-width: 750px;
    margin: 0 auto 30px;
}

.hadits-explanation {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-align: left;
    max-width: 750px;
    margin: 0 auto;
    line-height: 1.7;
}

.hadits-explanation strong {
    color: var(--accent-islamic);
    display: block;
    margin-bottom: 6px;
}

/* Tab Content: Tahfidz */
.tahfidz-tracker h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.tracker-desc {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.tahfidz-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
}

.tahfidz-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 16px;
    text-align: center;
    position: relative;
    transition: var(--transition-normal);
}

.tahfidz-item.completed {
    border-color: rgba(0, 230, 118, 0.2);
    background: rgba(0, 230, 118, 0.02);
}

.tahfidz-item.in-progress {
    border-color: rgba(0, 242, 254, 0.2);
    background: rgba(0, 242, 254, 0.02);
}

.juz-num {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.tahfidz-item.completed .juz-num {
    color: var(--accent-islamic);
}

.tahfidz-item.in-progress .juz-num {
    color: var(--accent-tech);
}

.juz-status {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.tahfidz-item.completed .juz-status {
    color: var(--accent-islamic);
}

.tahfidz-item.in-progress .juz-status {
    color: var(--accent-tech);
}

.progress-mini {
    width: 80%;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    margin: 12px auto 0;
    overflow: hidden;
}

.progress-mini-bar {
    height: 100%;
    background-color: var(--accent-tech);
}

/* Tab Content: Qiroati */
.qiroati-details h3, .ulumul-details h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.qiroati-details > p, .ulumul-details > p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 800px;
}

.qiroati-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.q-feat {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 24px;
    border-radius: var(--radius-sm);
    text-align: center;
}

.q-feat i {
    font-size: 1.8rem;
    color: var(--accent-islamic);
    margin-bottom: 16px;
}

.q-feat h5 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}

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

/* Tab Content: Ulumul Qur'an */
.ulumul-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.ulumul-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.ulumul-list li i {
    color: var(--accent-islamic);
    margin-top: 4px;
    font-size: 1rem;
}

.ulumul-list li div {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.ulumul-list li strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

/* ==========================================================================
   MODUL 5: KETANGKASAN BELA DIRI (MARTIAL ARTS)
   ========================================================================== */
.martial-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.martial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-normal);
}

.martial-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 171, 0, 0.2);
    box-shadow: var(--shadow-lg);
}

.martial-img-wrapper {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
    border-bottom: 1px solid var(--border-color);
}

.martial-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.martial-card:hover .martial-img-wrapper img {
    scale: 1.05;
}

.martial-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 171, 0, 0.3);
    color: var(--accent-martial);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}

.martial-content {
    padding: 32px;
}

.martial-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.martial-intro {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.martial-points {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.martial-points li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.martial-points li i {
    color: var(--accent-martial);
    font-size: 0.85rem;
}

/* ==========================================================================
   MODUL 6: PROYEK & PENCAPAIAN (PORTFOLIO)
   ========================================================================== */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 20px;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
}

.filter-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.filter-btn.active {
    color: #000;
    background: var(--gradient-primary);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    transition: var(--transition-normal);
}

.portfolio-item-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.portfolio-item-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-lg);
}

.item-img-wrapper {
    height: 180px;
    width: 100%;
    position: relative;
    border-bottom: 1px solid var(--border-color);
}

.item-placeholder-img {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
}

.tech-bg {
    background: linear-gradient(135deg, rgba(0, 242, 254, 0.05) 0%, rgba(21, 114, 182, 0.1) 100%);
    color: var(--accent-tech);
}

.islamic-bg {
    background: linear-gradient(135deg, rgba(0, 230, 118, 0.05) 0%, rgba(0, 118, 0, 0.1) 100%);
    color: var(--accent-islamic);
}

.martial-bg {
    background: linear-gradient(135deg, rgba(255, 171, 0, 0.05) 0%, rgba(255, 111, 0, 0.1) 100%);
    color: var(--accent-martial);
}

.item-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.item-tag {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent-tech);
    margin-bottom: 8px;
    display: inline-block;
}

.portfolio-item-card[data-category="islamic"] .item-tag {
    color: var(--accent-islamic);
}

.portfolio-item-card[data-category="physical"] .item-tag {
    color: var(--accent-martial);
}

.item-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
}

.item-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.item-link {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-tech);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}

.item-link:hover {
    text-decoration: underline;
}

.item-status-done {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-islamic);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}

/* ==========================================================================
   MODUL 7: KONTAK & JEJARING (CONTACT)
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 50px;
    align-items: flex-start;
}

.contact-info-panel h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-lead-text {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    gap: 20px;
    align-items: center;
}

.info-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--accent-tech);
}

.info-text span {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.info-text a, .info-text strong {
    font-size: 1rem;
    color: var(--text-primary);
}

.info-text a:hover {
    color: var(--accent-tech);
}

.download-cv-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
}

.download-cv-box h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.download-cv-box p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* Contact Form Styling */
.glass-form {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
}

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

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

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--accent-tech);
    box-shadow: 0 0 8px rgba(0, 242, 254, 0.15);
    background: rgba(0, 0, 0, 0.3);
}

.form-feedback {
    margin-top: 16px;
    padding: 12px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    display: none;
    text-align: center;
}

.form-feedback.success {
    display: block;
    background: rgba(0, 230, 118, 0.1);
    color: var(--accent-islamic);
    border: 1px solid rgba(0, 230, 118, 0.2);
}

.form-feedback.error {
    display: block;
    background: rgba(244, 67, 54, 0.1);
    color: #f44336;
    border: 1px solid rgba(244, 67, 54, 0.2);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.main-footer {
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.footer-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-subtext {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-socials {
    display: flex;
    gap: 16px;
    margin-top: 8px;
}

.footer-socials a {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.footer-socials a:hover {
    color: var(--accent-tech);
}

/* ==========================================================================
   ANIMATIONS & KEYFRAMES
   ========================================================================== */
@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.5); }
    70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(0, 230, 118, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 230, 118, 0); }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Custom Cursor Typing effect animation rules */
.typing::after {
    content: '|';
    animation: blink 0.75s step-end infinite;
}

@keyframes blink {
    from, to { color: transparent; }
    50% { color: var(--accent-tech); }
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
    html { font-size: 15px; }
    .hero-grid { gap: 40px; }
    .hero-text h1 { font-size: 3.2rem; }
    .about-grid { gap: 40px; }
    .contact-grid { gap: 30px; }
}

@media (max-width: 900px) {
    .sec-padding { padding: 80px 0; }
    
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 50px;
    }
    
    .hero-text {
        order: 2;
    }
    
    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .social-links-container {
        justify-content: center;
    }
    
    .hero-visual {
        order: 1;
        margin-bottom: 20px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .qiroati-features {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .martial-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info-panel {
        order: 2;
    }
    
    .contact-form-panel {
        order: 1;
    }
}

@media (max-width: 768px) {
    /* Mobile Menu Drawer Toggle */
    .nav-toggle {
        display: block;
        cursor: pointer;
    }
    
    .nav-menu {
        position: fixed;
        top: -100%;
        left: 0;
        width: 100%;
        background: rgba(10, 13, 20, 0.95);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-color);
        padding: 40px 24px;
        transition: var(--transition-normal);
        z-index: 999;
    }
    
    .nav-menu.open {
        top: 70px; /* Right below header */
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
    
    .nav-link {
        font-size: 1.1rem;
        width: 100%;
        justify-content: center;
        padding: 12px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}

@media (max-width: 480px) {
    html { font-size: 14px; }
    .hero-text h1 { font-size: 2.6rem; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .hero-buttons .btn { width: 100%; }
    .islamic-tabs-content { padding: 24px 16px; }
    .hadits-quote-arabic { font-size: 1.6rem; }
    .profile-card-glowing { width: 290px; height: 330px; }
    .profile-image-wrapper { height: 240px; }
}