/* ============================================
   PORTFOLIO WEBSITE - CSS DESIGN SYSTEM
   Based on Behance Reference Design
   ============================================ */

/* ============================================
   1. CSS RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--color-text-black);
    line-height: 1.6;
    background-color: var(--color-background-white);
    overflow-x: hidden;
}

/* ============================================
   2. CSS VARIABLES - DESIGN TOKENS
   ============================================ */
:root {
    /* Color Palette from Behance Design */
    --color-primary-yellow: #EDB01A;
    --color-primary-dark: #1D291F;
    --color-background-white: #FFFFFF;
    --color-background-light: #F9F9F9;
    --color-text-black: #000000;
    --color-text-grey: #4a4a4a;
    --color-text-light: #6b6b6b;

    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 32px;
    --radius-pill: 999px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Container Widths */
    --container-max: 1200px;
    --container-wide: 1400px;
}

/* Dark Mode Variables */
body.dark-mode {
    --color-background-white: #1a1a1a;
    --color-background-light: #252525;
    --color-text-black: #ffffff;
    --color-text-grey: #b0b0b0;
    --color-text-light: #909090;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* Smooth transition for theme changes */
body {
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-text-black);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

p {
    font-family: var(--font-body);
    color: var(--color-text-grey);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

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

/* ============================================
   4. UTILITY CLASSES
   ============================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-wide {
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xxl) 0;
}

.section-alt {
    background-color: var(--color-background-light);
}

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

.highlight-text {
    color: var(--color-primary-yellow);
}

/* ============================================
   5. BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    border-radius: var(--radius-pill);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-color: var(--color-primary-dark);
    color: var(--color-background-white);


}

.btn-primary:hover {
    background-color: #0f1710;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text-black);
    border: 2px solid var(--color-text-black);
}

.btn-secondary:hover {
    background-color: var(--color-text-black);
    color: var(--color-background-white);
    transform: translateY(-2px);
}

.btn-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-primary-yellow);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: var(--spacing-xs);
}

/* ============================================
   6. BADGES & TAGS
   ============================================ */
.badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background-color: var(--color-background-white);
    border-radius: var(--radius-pill);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-grey);
    border: 1px solid var(--color-background-light);
}

.tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background-color: var(--color-primary-yellow);
    color: var(--color-text-black);
    border-radius: var(--radius-pill);
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0.25rem;
}

/* Smaller button for navbar */
.nav-menu .btn-primary {
    padding: 0.6rem 1.25rem;
    font-size: 0.875rem;
}

/* Smaller Connect Me button in header */
.header .btn-primary {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* ============================================
   7. CARDS
   ============================================ */
.card {
    background-color: var(--color-background-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    height: 100%;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-background-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-black);
}

.card-description {
    color: var(--color-text-grey);
    margin-bottom: var(--spacing-sm);
}

.card-link {
    color: var(--color-text-black);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
}

.card-link:hover {
    color: var(--color-primary-yellow);
    gap: 1rem;
}

/* ============================================
   8. HEADER & NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-background-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-fast);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-black);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-link {
    font-weight: 500;
    color: var(--color-text-grey);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text-black);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary-yellow);
    transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Hide mobile-only items on desktop */
.nav-mobile-only {
    display: none;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-text-black);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.nav-toggle span:nth-child(3) {
    width: 20px;
}

/* Navigation Controls Container (Theme + Mobile Toggle) */
.nav-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Theme Toggle Button */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition-fast);
    color: var(--color-text-black);
}

.theme-toggle:hover {
    background-color: var(--color-background-light);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    transition: var(--transition-normal);
}

/* Show sun icon in light mode, hide moon */
.theme-toggle .sun-icon {
    display: block;
}

.theme-toggle .moon-icon {
    display: none;
}

/* Show moon icon in dark mode, hide sun */
body.dark-mode .theme-toggle .sun-icon {
    display: none;
}

body.dark-mode .theme-toggle .moon-icon {
    display: block;
}

/* Icon rotation animation on toggle */
.theme-toggle.rotating svg {
    transform: rotate(360deg);
}

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

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text {
    z-index: 2;
}

.hero-badge {
    margin-bottom: 0;
    font-size: 1.125rem;
    padding: 0.875rem 1.75rem;
    display: inline-block;

    margin-left: 0;
}

.hero-title {
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-bg {
    position: absolute;
    width: 400px;
    height: 400px;
    background-color: var(--color-primary-yellow);
    border-radius: 50%;
    z-index: 0;
    opacity: 0.9;
}

.hero-image {
    position: relative;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    object-fit: cover;
    z-index: 1;
    box-shadow: var(--shadow-lg);
}

.hero-floating-label {
    position: absolute;
    background-color: var(--color-background-white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-md);
    font-weight: 600;
    font-size: 0.875rem;
    z-index: 2;
    animation: float 3s ease-in-out infinite;
}

.hero-floating-label:nth-child(2) {
    top: 10%;
    right: 10%;
    animation-delay: 0.5s;
}

.hero-floating-label:nth-child(3) {
    bottom: 15%;
    left: 5%;
    animation-delay: 1s;
}

.hero-floating-label:nth-child(4) {
    top: 30%;
    right: 5%;
    transform: translateY(-50%);
    animation-delay: 0.5s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* ============================================
   10. SKILLS MARQUEE
   ============================================ */
.skills-marquee {
    background-color: var(--color-primary-yellow);
    padding: var(--spacing-md) 0;
    overflow: hidden;
    position: relative;
}

.marquee-content {
    display: flex;
    animation: marquee 30s linear infinite;
    white-space: nowrap;
    width: max-content;
    /* Ensure container expands to full content width */
}

.marquee-item {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-black);
    padding: 0 var(--spacing-lg);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.marquee-item::after {
    content: '★';
    font-size: 1rem;
}

/* Mobile adjustments for marquee */
@media (max-width: 768px) {
    .marquee-item {
        font-size: 1.1rem;
        padding: 0 var(--spacing-sm);
        gap: var(--spacing-sm);
    }
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ============================================
   11. SERVICES SECTION
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   12. PROJECTS SECTION
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.project-card {
    background-color: var(--color-background-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    position: relative;
    cursor: pointer;
}

/* Gradient top bar like achievement cards */
.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary-yellow), #f39c12);
    z-index: 1;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-yellow);
}

.project-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.project-content {
    padding: var(--spacing-md);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-black);
}

.project-short-desc {
    color: var(--color-text-grey);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
    font-size: 0.95rem;
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.btn-text {
    color: var(--color-primary-yellow);
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
}

.project-card:hover .btn-text {
    transform: translateX(5px);
}

.case-study-details {
    margin: 1.25rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.case-study-point {
    font-size: 0.9rem;
    line-height: 1.5;
}

.case-study-label {
    display: block;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary-yellow);
    margin-bottom: 0.15rem;
}

.lessons-learned {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-background-light);
}

.lessons-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-text-black);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.4rem;
}

.lessons-text {
    font-size: 0.85rem;
    color: var(--color-text-grey);
    font-style: italic;
    line-height: 1.5;
}

.project-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: 1.5rem;
}

.project-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-black);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
}

.project-link:hover {
    color: var(--color-primary-yellow);
}

/* ============================================
   13. JOURNEY SECTION - VERTICAL TIMELINE
   ============================================ */

/* Mobile-first: Simple list layout */
.timeline {
    position: relative;
    max-width: 1200px;
    margin: var(--spacing-xxl) auto;
    padding: var(--spacing-lg) 0;
}

.timeline-item {
    position: relative;
    width: 100%;
    margin-bottom: var(--spacing-lg);
}

.timeline-content {
    background-color: var(--color-background-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

/* Gradient left bar like project cards */
.timeline-content::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary-yellow), #f39c12);
}

.timeline-content:hover {
    box-shadow: var(--shadow-lg);
    transform: translateX(5px);
}

.timeline-dot {
    display: none;
    /* Hidden on mobile */
}

.timeline-date {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-grey);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    padding: 0.4rem 1rem;
    background-color: rgba(237, 176, 26, 0.1);
    border-radius: var(--radius-pill);
    width: fit-content;
}

.calendar-icon {
    font-style: normal;
}

/* Timeline title */
.timeline-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-black);
    margin-bottom: var(--spacing-xs);
    line-height: 1.3;
}

/* Timeline company/organization */
.timeline-company {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary-yellow);
    margin-bottom: var(--spacing-md);
}

/* Timeline description */
.timeline-description {
    color: var(--color-text-grey);
    line-height: 1.7;
}

.timeline-description ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.timeline-description li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-description li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-primary-yellow);
    font-weight: bold;
}

/* Desktop: Alternating timeline layout (768px and above) */
@media (min-width: 769px) {

    /* Center vertical line */
    .timeline::before {
        content: '';
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        width: 3px;
        height: 100%;
        background: linear-gradient(180deg,
                transparent 0%,
                var(--color-primary-yellow) 10%,
                var(--color-primary-yellow) 90%,
                transparent 100%);
        z-index: 1;
    }

    .timeline-item {
        display: flex;
        align-items: center;
        margin-bottom: var(--spacing-xxl);
    }

    /* Show timeline dots on desktop */
    .timeline-dot {
        display: block;
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        width: 20px;
        height: 20px;
        background-color: var(--color-primary-yellow);
        border: 4px solid var(--color-background-white);
        border-radius: 50%;
        z-index: 2;
        box-shadow: 0 0 0 4px rgba(237, 176, 26, 0.2);
        transition: var(--transition-fast);
    }

    .timeline-item:hover .timeline-dot {
        transform: translateX(-50%) scale(1.3);
        box-shadow: 0 0 0 8px rgba(237, 176, 26, 0.3);
    }

    /* Timeline content card */
    .timeline-content {
        width: calc(50% - 40px);
        border-left: none;
    }

    .timeline-content:hover {
        transform: translateY(-5px);
    }

    /* Left side items */
    .timeline-left {
        justify-content: flex-start;
    }

    .timeline-left .timeline-content {
        margin-right: auto;
    }

    .timeline-left .timeline-content::after {
        content: '';
        position: absolute;
        right: -15px;
        top: 30px;
        width: 0;
        height: 0;
        border-left: 15px solid var(--color-background-white);
        border-top: 10px solid transparent;
        border-bottom: 10px solid transparent;
        opacity: 0;
        transition: var(--transition-fast);
    }

    .timeline-left:hover .timeline-content::after {
        opacity: 1;
    }

    /* Right side items */
    .timeline-right {
        justify-content: flex-end;
    }

    .timeline-right .timeline-content {
        margin-left: auto;
    }

    .timeline-right .timeline-content::after {
        content: '';
        position: absolute;
        left: -15px;
        top: 30px;
        width: 0;
        height: 0;
        border-right: 15px solid var(--color-background-white);
        border-top: 10px solid transparent;
        border-bottom: 10px solid transparent;
        opacity: 0;
        transition: var(--transition-fast);
    }

    .timeline-right:hover .timeline-content::after {
        opacity: 1;
    }
}

/* ============================================
   14. CONTACT SECTION
   ============================================ */
.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-primary-yellow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition-normal);
}

.contact-item:hover .contact-icon {
    transform: scale(1.1) rotate(5deg);
}

.contact-label {
    font-weight: 600;
    color: var(--color-text-black);
}

.contact-value {
    color: var(--color-text-grey);
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.social-link {
    width: 50px;
    height: 50px;
    background-color: var(--color-background-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition-normal);
}

.social-link:hover {
    background-color: var(--color-primary-yellow);
    transform: translateY(-5px);
}

/* Contact Form Styles */
.contact-form {
    max-width: 700px;
    margin: var(--spacing-xl) auto;
    text-align: left;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--color-text-black);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--color-background-light);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text-black);
    background-color: var(--color-background-white);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary-yellow);
    box-shadow: 0 0 0 3px rgba(237, 176, 26, 0.1);
}

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

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

.btn-submit {
    width: 100%;
    margin-top: var(--spacing-sm);
    cursor: pointer;
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-status {
    margin-top: var(--spacing-md);
    padding: 1rem;
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-status.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-status.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.form-status.loading {
    display: block;
    background-color: var(--color-background-light);
    color: var(--color-text-grey);
}

.btn-secondary:hover {
    background-color: var(--color-text-black);
    color: var(--color-background-white);
}

/* Dark mode button adjustments */
body.dark-mode .btn-primary {
    background-color: var(--color-primary-yellow);
    color: var(--color-primary-dark);
}

body.dark-mode .btn-primary:hover {
    background-color: #d9a015;
    transform: translateY(-2px);
}

body.dark-mode .btn-secondary {
    background-color: transparent;
    border: 2px solid var(--color-background-light);
    color: var(--color-text-black);
}

body.dark-mode .btn-secondary:hover {
    background-color: var(--color-background-light);
    color: var(--color-text-black);
}


/* ============================================
   15. FOOTER - SINGLE LINE
   ============================================ */
.footer {
    background-color: var(--color-background-light);
    color: var(--color-text-black);
    padding: 1.5rem 0;
}

.footer-single-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-single-line p {
    margin: 0;
    color: var(--color-text-grey);
    font-size: 0.9rem;
}

.footer-quick-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-quick-links a {
    color: var(--color-text-grey);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.footer-quick-links a:hover {
    color: var(--color-text-black);
}

.footer-quick-links a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary-yellow);
    transition: var(--transition-fast);
}

.footer-quick-links a:hover::after {
    width: 100%;
}

.footer-social-icons {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social-icons a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-fast);
}

.footer-social-icons a:hover {
    background-color: var(--color-primary-yellow);
    color: var(--color-primary-dark);
    transform: translateY(-3px);
}

.footer-social-icons svg {
    width: 18px;
    height: 18px;
}

/* ============================================
   16. RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 968px) {
    :root {
        --spacing-xxl: 4rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-image-wrapper {
        order: -1;
    }

    .hero-image-bg,
    .hero-image {
        width: 300px;
        height: 300px;
    }

    .journey-content {
        grid-template-columns: 1fr;
    }

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

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--color-background-white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-lg);
        transition: var(--transition-normal);
        box-shadow: var(--shadow-md);
    }

    .nav-menu.active {
        left: 0;
    }

    /* Show mobile-only items in mobile menu */
    .nav-mobile-only {
        display: block;
    }

    .nav-toggle {
        display: flex;
    }

    /* Tablet Footer Adjustments */
    .footer-single-line {
        gap: var(--spacing-sm);
    }

    .footer-quick-links {
        gap: var(--spacing-sm);
    }

    .footer-quick-links a {
        font-size: 0.875rem;
    }
}

/* Mobile */
@media (max-width: 640px) {
    :root {
        --spacing-xxl: 3rem;
        --spacing-xl: 2.5rem;
    }

    .container,
    .container-wide {
        padding: 0 var(--spacing-sm);
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .services-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .footer {
        padding: var(--spacing-md) 0 var(--spacing-sm);
    }

    .footer-brand {
        margin-bottom: var(--spacing-sm);
    }

    .footer-column {
        margin-bottom: var(--spacing-sm);
    }

    .contact-info {
        flex-direction: column;
    }

    .marquee-item {
        font-size: 1.25rem;
    }
}

/* ============================================
   17. ANIMATIONS & TRANSITIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

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

/* ============================================
   17. GENERIC MODAL SYSTEM
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-container {
    background: var(--color-background-white);
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    border-radius: var(--radius-lg);
    position: relative;
    z-index: 10001;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalAppear 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

body.dark-mode .modal-container {
    background: #1a1a1a;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

@keyframes modalAppear {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    border: none;
    background: var(--color-background-light);
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10002;
    transition: var(--transition-fast);
}

body.dark-mode .modal-close {
    background: #333;
    color: white;
}

.modal-close:hover {
    background: var(--color-primary-yellow);
    color: black;
    transform: rotate(90deg);
}

.modal-header {
    padding: 3rem 3rem 1.5rem;
    border-bottom: 1px solid var(--color-background-light);
}

body.dark-mode .modal-header {
    border-bottom-color: #333;
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-top: 0.5rem;
    color: var(--color-text-black);
}

.modal-body {
    padding: 2rem 3rem 3rem;
}

.modal-footer {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-background-light);
    display: flex;
    justify-content: flex-end;
}

body.dark-mode .modal-footer {
    border-top-color: #333;
}

/* Responsive Modal */
@media (max-width: 768px) {
    .modal-container {
        max-height: 95vh;
        border-radius: var(--radius-md);
    }

    .modal-title {
        font-size: 1.75rem;
    }

    .modal-header,
    .modal-body {
        padding: 2rem;
    }
}

/* ============================================
   18. ACCESSIBILITY
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus Styles */
a:focus,
button:focus {
    outline: 2px solid var(--color-primary-yellow);
    outline-offset: 2px;
}

/* ============================================
   19. PRINT STYLES
   ============================================ */
@media print {

    .header,
    .footer,
    .btn,
    .nav-toggle {
        display: none;
    }

    body {
        color: #000;
        background: #fff;
    }
}