/* Design System Variables - Premium Apple Minimalist Style */
:root {
    --bg-color: #f5f5f7;
    --card-bg: rgba(255, 255, 255, 0.7);
    --card-border: rgba(0, 0, 0, 0.06);
    --text-primary: #1d1d1f;
    --text-secondary: #515154;
    --text-muted: #86868b;
    --accent-blue: #0071e3;
    --accent-gradient: linear-gradient(135deg, #1d1d1f 0%, #515154 100%);
    --glow-color-1: rgba(0, 113, 227, 0.08);
    --glow-color-2: rgba(94, 92, 230, 0.08);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-display: 'Space Grotesk', var(--font-sans);
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    
    --header-bg: rgba(245, 245, 247, 0.7);
    --header-border: rgba(0, 0, 0, 0.05);
    --cta-nav-bg: rgba(0, 0, 0, 0.05);
    --cta-nav-border: rgba(0, 0, 0, 0.08);
    
    --option-card-bg: rgba(0, 0, 0, 0.02);
    --option-card-hover-bg: rgba(0, 0, 0, 0.05);
    --option-card-hover-border: rgba(0, 0, 0, 0.15);
    
    --input-bg: rgba(0, 0, 0, 0.02);
    --input-focus-bg: rgba(0, 0, 0, 0.04);
    
    --mockup-shadow: 0 30px 100px rgba(0, 0, 0, 0.15), 0 0 50px rgba(0, 0, 0, 0.05);
    --mockup-border: #e8e8ed;
    
    --btn-secondary-border: rgba(0, 0, 0, 0.15);
    --btn-secondary-hover-bg: rgba(0, 0, 0, 0.04);
    --btn-secondary-hover-border: rgba(0, 0, 0, 0.4);
    
    --portfolio-img-bg: #e8e8ed;
    --step-bg: rgba(0, 0, 0, 0.05);
}

.dark-mode {
    --bg-color: #000000;
    --card-bg: rgba(29, 29, 31, 0.6);
    --card-border: rgba(255, 255, 255, 0.08);
    --text-primary: #f5f5f7;
    --text-secondary: #86868b;
    --text-muted: #424245;
    --accent-gradient: linear-gradient(135deg, #ffffff 0%, #a1a1a6 100%);
    --glow-color-1: rgba(0, 113, 227, 0.15);
    --glow-color-2: rgba(94, 92, 230, 0.15);
    
    --header-bg: rgba(0, 0, 0, 0.7);
    --header-border: rgba(255, 255, 255, 0.05);
    --cta-nav-bg: rgba(255, 255, 255, 0.1);
    --cta-nav-border: rgba(255, 255, 255, 0.15);
    
    --option-card-bg: rgba(255, 255, 255, 0.02);
    --option-card-hover-bg: rgba(255, 255, 255, 0.05);
    --option-card-hover-border: rgba(255, 255, 255, 0.2);
    
    --input-bg: rgba(255, 255, 255, 0.03);
    --input-focus-bg: rgba(255, 255, 255, 0.05);
    
    --mockup-shadow: 0 30px 100px rgba(0, 0, 0, 0.8), 0 0 50px rgba(255, 255, 255, 0.05);
    --mockup-border: #222222;
    
    --btn-secondary-border: rgba(255, 255, 255, 0.2);
    --btn-secondary-hover-bg: rgba(255, 255, 255, 0.05);
    --btn-secondary-hover-border: rgba(255, 255, 255, 0.5);
    
    --portfolio-img-bg: #0d0d0e;
    --step-bg: rgba(255, 255, 255, 0.05);
}

/* Reset and Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color 0.8s cubic-bezier(0.16, 1, 0.3, 1), color 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Global Theme Transition for elements */
body, 
.header, 
.service-card, 
.portfolio-card, 
.other-project-card,
.briefing-container, 
.option-card, 
.step, 
input, 
textarea, 
.btn,
.footer,
.glow-effect {
    transition: background-color 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                color 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                border-color 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                box-shadow 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                background 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Glowing Background Lights */
.glow-effect {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(160px);
    pointer-events: none;
    z-index: -1;
    opacity: 0.8;
}

#glow1 {
    top: -100px;
    right: -100px;
    background: var(--glow-color-1);
}

#glow2 {
    top: 60%;
    left: -200px;
    background: var(--glow-color-2);
}

/* Header & Navigation (Glassmorphism) */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--header-bg);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--header-border);
    transition: var(--transition-smooth);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

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

.nav {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.nav a:hover {
    color: var(--text-primary);
}

.nav a.cta-nav {
    background: var(--cta-nav-bg);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--cta-nav-border);
}

.nav a.cta-nav:hover {
    background: var(--text-primary);
    color: var(--bg-color);
}

/* Header Actions and Theme Switcher Button */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.35rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border-radius: 50%;
    transition: var(--transition-smooth);
}

.theme-btn:hover {
    color: var(--text-primary);
    background: rgba(134, 134, 139, 0.08);
}

/* Language Button Switcher */
.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.lang-btn:hover {
    color: var(--text-primary);
}

.active-lang {
    color: var(--text-primary);
}

.inactive-lang {
    color: var(--text-secondary);
    opacity: 0.6;
}

.lang-divider {
    color: var(--text-muted);
}

/* Sections General */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 6rem 2rem;
}

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

.section-title {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.section-subtitle-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 4rem auto;
}

/* Hero Section */
.hero-section {
    min-height: 95vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem 2rem;
    gap: 4rem;
}

.hero-content {
    flex: 1;
    max-width: 650px;
}

.badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4.2rem;
    line-height: 1.1;
    font-weight: 700;
    letter-spacing: -2px;
    margin-bottom: 1.5rem;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-weight: 400;
    max-width: 520px;
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 30px;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-color);
    border: 1px solid var(--text-primary);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--btn-secondary-border);
}

.btn-secondary:hover {
    background-color: var(--btn-secondary-hover-bg);
    border-color: var(--btn-secondary-hover-border);
    transform: translateY(-2px);
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.device-mockup {
    width: 100%;
    max-width: 420px;
    position: relative;
    border-radius: 40px;
    overflow: hidden;
    box-shadow: var(--mockup-shadow);
    border: 6px solid var(--mockup-border);
}

.device-mockup img {
    width: 100%;
    height: auto;
    display: block;
}

/* Experience / Israel Section */
.experience-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 5rem;
    align-items: center;
}

.section-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.metrics {
    display: flex;
    gap: 4rem;
    margin-top: 3rem;
}

.metric-item h3 {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

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

.photo-frame {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--card-border);
    box-shadow: var(--mockup-shadow);
    background: var(--card-bg);
    padding: 12px;
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

.photo-frame:hover {
    transform: translateY(-8px);
}

.profile-photo {
    width: 100%;
    height: auto;
    border-radius: 16px;
    display: block;
}

.photo-caption {
    padding: 1rem 0.5rem 0.2rem 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-align: center;
    font-weight: 500;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 3rem 2rem;
    border-radius: 24px;
    transition: var(--transition-smooth);
}

.service-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-8px);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.portfolio-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 30px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.portfolio-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: scale(1.02);
}

.portfolio-image-wrapper {
    width: 100%;
    height: 320px;
    overflow: hidden;
    border-bottom: 1px solid var(--card-border);
    background: var(--portfolio-img-bg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-image-wrapper img {
    width: 90%;
    height: 90%;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.portfolio-card:hover .portfolio-image-wrapper img {
    transform: scale(1.05);
}

.portfolio-info {
    padding: 2.5rem;
}

.portfolio-category {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-blue);
    font-weight: 600;
    margin-bottom: 0.8rem;
    display: block;
}

.portfolio-info h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.portfolio-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.portfolio-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.portfolio-link ion-icon {
    font-size: 1.2rem;
    transition: var(--transition-smooth);
}

.portfolio-link:hover ion-icon {
    transform: translateX(5px);
}

.portfolio-badge {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Interactive Briefing Section */
.briefing-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 32px;
    padding: 4rem;
    backdrop-filter: blur(20px);
}

.briefing-intro {
    text-align: center;
    margin-bottom: 3.5rem;
}

.briefing-intro h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 1rem;
}

.briefing-intro p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Step Indicator */
.step-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 3rem;
}

.step {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--step-bg);
    border: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.step.active {
    background: var(--text-primary);
    color: var(--bg-color);
    border-color: var(--text-primary);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
}

.step.completed {
    background: var(--accent-blue);
    color: #fff;
    border-color: var(--accent-blue);
}

.step-line {
    width: 50px;
    height: 1px;
    background: var(--card-border);
    transition: var(--transition-smooth);
}

.step-line.active {
    background: var(--accent-blue);
}

/* Interactive Form Box & Animation */
.interactive-form-box {
    position: relative;
    min-height: 380px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.form-step-content {
    display: none;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.form-step-content.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.form-step-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
}

/* Card Selection Step 1 & 2 */
.options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.option-card {
    background: var(--option-card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2.5rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
}

.option-card ion-icon {
    font-size: 2.2rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.option-card span {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.option-card:hover {
    border-color: var(--option-card-hover-border);
    background: var(--option-card-hover-bg);
}

.option-card.selected {
    border-color: var(--accent-blue);
    background: rgba(0, 113, 227, 0.08);
}

.option-card.selected ion-icon,
.option-card.selected span {
    color: var(--text-primary);
}

/* Step 3: Textarea details */
.input-wrapper textarea {
    width: 100%;
    min-height: 180px;
    background: var(--input-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    color: var(--text-primary);
    padding: 1.2rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    resize: none;
    outline: none;
    transition: var(--transition-smooth);
}

.input-wrapper textarea:focus {
    border-color: var(--accent-blue);
    background: var(--input-focus-bg);
}

/* Step 4: AI Summary */
.ai-status {
    font-size: 0.9rem;
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.summary-box {
    margin-bottom: 2rem;
    position: relative;
}

.editable-summary {
    width: 100%;
    min-height: 160px;
    background: var(--input-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    color: var(--text-primary);
    padding: 1.2rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.5;
    resize: none;
    outline: none;
    transition: var(--transition-smooth);
}

.editable-summary:focus {
    border-color: var(--accent-blue);
    background: var(--input-focus-bg);
}

.edit-hint {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 6px;
}

.contact-inputs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.contact-inputs input {
    background: var(--input-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text-primary);
    outline: none;
    transition: var(--transition-smooth);
}

.contact-inputs input:focus {
    border-color: var(--accent-blue);
    background: var(--input-focus-bg);
}

/* Form Navigation Control */
.form-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
}

.btn-prev {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid transparent;
}

.btn-prev:hover:not(:disabled) {
    color: var(--text-primary);
}

.btn-prev:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.btn-next {
    background: var(--text-primary);
    color: var(--bg-color);
    border: 1px solid var(--text-primary);
}

.btn-next:hover {
    background: transparent;
    color: var(--text-primary);
}

.btn-submit {
    box-shadow: 0 0 20px rgba(0, 113, 227, 0.4);
}

.hidden {
    display: none !important;
}

/* Portfolio Tags & Badges */
.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
}

.portfolio-badge {
    display: inline-block;
    padding: 0.35rem 0.8rem;
    background: rgba(0, 113, 227, 0.06);
    border: 1px solid rgba(0, 113, 227, 0.15);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-blue);
    transition: var(--transition-smooth);
}

.dark-mode .portfolio-badge {
    background: rgba(0, 113, 227, 0.12);
    border-color: rgba(0, 113, 227, 0.3);
    color: #5ac8fa;
}

.portfolio-badge.badge-downloads {
    background: rgba(255, 149, 0, 0.08);
    border: 1px solid rgba(255, 149, 0, 0.25);
    color: #ff9500;
}

.dark-mode .portfolio-badge.badge-downloads {
    background: rgba(255, 149, 0, 0.15);
    border-color: rgba(255, 149, 0, 0.4);
    color: #ff9f0a;
}

/* Other Projects Section */
.other-projects-section {
    margin-top: 6rem;
    border-top: 1px solid var(--card-border);
    padding-top: 5rem;
}

.other-projects-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
}

.other-projects-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 3.5rem;
}

.other-projects-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.other-project-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.other-project-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 113, 227, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.other-project-img {
    width: 100%;
    height: 160px;
    background: var(--portfolio-img-bg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--card-border);
}

.other-project-img img {
    width: 90%;
    height: 90%;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.other-project-card:hover .other-project-img img {
    transform: scale(1.05);
}

.other-project-info {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.other-project-info h4 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
}

.other-project-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Tech Stack Section */
.tech-section {
    background: rgba(0, 0, 0, 0.01);
    position: relative;
}

.dark-mode .tech-section {
    background: rgba(255, 255, 255, 0.01);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.tech-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 2.5rem 2rem;
    border-radius: 24px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.tech-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
    box-shadow: 0 15px 35px rgba(0, 113, 227, 0.05);
}

.tech-icon {
    font-size: 2.2rem;
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

.tech-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Social Media Links */
.social-header-link {
    font-size: 1.35rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border-radius: 50%;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.social-header-link:hover {
    color: var(--text-primary);
    background: rgba(134, 134, 139, 0.08);
}

.footer-socials {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.footer-socials a {
    font-size: 1.6rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 50%;
    background: var(--option-card-bg);
    border: 1px solid var(--card-border);
    text-decoration: none;
}

.footer-socials a:hover {
    color: var(--text-primary);
    border-color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 113, 227, 0.1);
}

/* Footer Section */
.footer {
    border-top: 1px solid var(--card-border);
    padding: 3rem 0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Scroll Revel Effects & Fade-ins */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Web Design Layouts */
@media (max-width: 1024px) {
    .hero-section {
        flex-direction: column;
        text-align: center;
        padding-top: 10rem;
    }
    .hero-content {
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-actions {
        justify-content: center;
    }
    .experience-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    .other-projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2.2rem;
    }
    .hero-title {
        font-size: 3rem;
    }
    .nav {
        display: none; /* simple mobile simplification */
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .briefing-container {
        padding: 2.5rem 1.5rem;
    }
    .options-grid {
        grid-template-columns: 1fr;
    }
    .contact-inputs {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .other-projects-grid {
        grid-template-columns: 1fr;
    }
    .tech-grid {
        grid-template-columns: 1fr;
    }
}