/* ==============================================
   PORTFOLIO — style.css
   Mobile-First | CSS Grid + Flexbox | Vanilla
   ============================================== */

/* -----------------------------------------------
   1. CSS VARIABLES
----------------------------------------------- */
:root {
    /* Colors — Dark Theme (default) */
    --clr-primary: #6366f1;
    --clr-primary-dk: #4f46e5;
    --clr-primary-glow: rgba(99, 102, 241, 0.25);
    --clr-accent: #a78bfa;
    --clr-bg: #080812;
    --clr-bg-alt: #0f0f1e;
    --clr-card: #13132a;
    --clr-card-hover: #1a1a38;
    --clr-border: rgba(99, 102, 241, 0.15);
    --clr-text: #e8e8f0;
    --clr-muted: #7878a0;
    --clr-white: #ffffff;
    --navbar-bg: rgba(8, 8, 18, 0.85);
    --hero-grad: radial-gradient(ellipse 90% 70% at 60% 30%, #1a1040 0%, #080812 65%);

    /* Typography */
    --font: system-ui, -apple-system, 'Segoe UI', sans-serif;

    /* Spacing */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    /* Effects */
    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px var(--clr-primary-glow);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-w: 1140px;
}

/* Light Theme */
[data-theme="light"] {
    --clr-primary: #4f46e5;
    --clr-primary-dk: #3730a3;
    --clr-primary-glow: rgba(79, 70, 229, 0.15);
    --clr-accent: #7c3aed;
    --clr-bg: #f8f8ff;
    --clr-bg-alt: #f0f0fa;
    --clr-card: #ffffff;
    --clr-card-hover: #f5f5ff;
    --clr-border: rgba(79, 70, 229, 0.12);
    --clr-text: #1a1a35;
    --clr-muted: #5a5a80;
    --navbar-bg: rgba(248, 248, 255, 0.9);
    --hero-grad: radial-gradient(ellipse 90% 70% at 60% 30%, #e0e0ff 0%, #f8f8ff 65%);
    --shadow-sm: 0 2px 12px rgba(79, 70, 229, 0.08);
    --shadow-md: 0 8px 32px rgba(79, 70, 229, 0.12);
}

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

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

body {
    font-family: var(--font);
    background: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.7;
    overflow-x: hidden;
    transition: background var(--transition), color var(--transition);
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

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

button {
    font-family: inherit;
}

/* -----------------------------------------------
   3. UTILITY
----------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--max-w);
    margin-inline: auto;
    padding-inline: 1.25rem;
}

.section {
    padding-block: 5.5rem;
}

.section-alt {
    background: var(--clr-bg-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--clr-primary);
    background: var(--clr-primary-glow);
    padding: 0.3rem 1rem;
    border-radius: 50px;
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    line-height: 1.2;
}

.subsection-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--clr-muted);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* -----------------------------------------------
   4. BUTTONS
----------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition);
    white-space: nowrap;
}

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

.btn-primary {
    background: var(--clr-primary);
    color: var(--clr-white);
    box-shadow: 0 4px 20px var(--clr-primary-glow);
}

.btn-primary:hover {
    background: var(--clr-primary-dk);
    box-shadow: 0 6px 28px var(--clr-primary-glow);
}

.btn-outline {
    background: transparent;
    color: var(--clr-primary);
    border-color: var(--clr-primary);
}

.btn-outline:hover {
    background: var(--clr-primary);
    color: var(--clr-white);
}

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

/* -----------------------------------------------
   5. NAVBAR
----------------------------------------------- */
.navbar {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 1000;
    background: var(--navbar-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--clr-border);
    transition: box-shadow var(--transition), background var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: var(--max-w);
    margin-inline: auto;
    padding-inline: 1.25rem;
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--clr-text);
    letter-spacing: -0.02em;
}

.nav-logo span {
    color: var(--clr-primary);
}

.nav-links {
    display: flex;
    gap: 0.25rem;
}

.nav-links a {
    padding: 0.4rem 0.9rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--clr-muted);
    transition: all var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--clr-primary);
    background: var(--clr-primary-glow);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

/* Theme button */
.theme-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1.5px solid var(--clr-border);
    background: var(--clr-card);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition);
}

.theme-btn:hover {
    border-color: var(--clr-primary);
    background: var(--clr-primary-glow);
}

.nav-cta {
    padding: 0.5rem 1.25rem;
    font-size: 0.88rem;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--clr-text);
    border-radius: 2px;
    transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* -----------------------------------------------
   6. HERO
----------------------------------------------- */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr;
    align-items: center;
    justify-items: center;
    gap: 3rem;
    padding: 8rem 1.25rem 4rem;
    background: var(--hero-grad);
    position: relative;
    overflow: hidden;
    text-align: center;
}

/* Decorative grid lines */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--clr-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--clr-border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.4;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 640px;
}

.hero-greeting {
    font-size: 1rem;
    color: var(--clr-muted);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.hero-name {
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
    background: linear-gradient(135deg, var(--clr-text) 30%, var(--clr-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .hero-name {
    background: linear-gradient(135deg, #1a1a35 30%, var(--clr-primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.hero-roles {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    font-weight: 600;
    color: var(--clr-primary);
    margin-bottom: 1.25rem;
    min-height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
}

.cursor {
    animation: blink 1s step-end infinite;
    color: var(--clr-primary);
}

@keyframes blink {

    0%,
    100% {
        opacity: 1
    }

    50% {
        opacity: 0
    }
}

.hero-desc {
    color: var(--clr-muted);
    font-size: 1.05rem;
    max-width: 500px;
    margin-inline: auto;
    margin-bottom: 2rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.hero-socials {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1.5px solid var(--clr-border);
    background: var(--clr-card);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-muted);
    transition: all var(--transition);
}

.social-link:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
    background: var(--clr-primary-glow);
    transform: translateY(-3px);
}

/* Hero visual */
.hero-visual {
    position: relative;
    z-index: 1;
}

.avatar-wrapper {
    position: relative;
    width: 280px;
    height: 280px;
}

.avatar-glow {
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--clr-primary-glow) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.6
    }

    50% {
        transform: scale(1.1);
        opacity: 1
    }
}

.avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--clr-card);
    border: 3px solid var(--clr-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 7rem;
    box-shadow: var(--shadow-glow);
    animation: float 4s ease-in-out infinite;
}

@keyframes float {

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

    50% {
        transform: translateY(-12px)
    }
}

/* Floating badges */
.badge {
    position: absolute;
    background: var(--clr-card);
    border: 1.5px solid var(--clr-border);
    border-radius: 50px;
    padding: 0.35rem 0.85rem;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--clr-text);
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
}

.badge-1 {
    top: 10%;
    right: -20px;
    animation: float 3.5s ease-in-out infinite;
}

.badge-2 {
    bottom: 20%;
    right: -30px;
    animation: float 4.2s ease-in-out infinite 0.5s;
}

.badge-3 {
    bottom: 5%;
    left: -10px;
    animation: float 3.8s ease-in-out infinite 1s;
}

/* Scroll hint */
.hero-scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    color: var(--clr-muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1.5px;
    height: 40px;
    background: linear-gradient(to bottom, var(--clr-primary), transparent);
    animation: scrollDown 1.5s ease-in-out infinite;
}

@keyframes scrollDown {
    0% {
        transform: scaleY(0);
        transform-origin: top
    }

    50% {
        transform: scaleY(1);
        transform-origin: top
    }

    51% {
        transform-origin: bottom
    }

    100% {
        transform: scaleY(0);
        transform-origin: bottom
    }
}

/* -----------------------------------------------
   7. ABOUT
----------------------------------------------- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 4rem;
}

.about-img-wrap {
    position: relative;
    display: flex;
    justify-content: center;
}

.about-img-card {
    width: 260px;
    height: 300px;
    border-radius: var(--radius-xl);
    background: var(--clr-card);
    border: 1.5px solid var(--clr-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 7rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.about-img-deco {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--clr-primary-glow) 0%, transparent 60%);
}

.about-exp-badge {
    position: absolute;
    bottom: -16px;
    right: calc(50% - 130px - 16px);
    background: var(--clr-primary);
    color: var(--clr-white);
    border-radius: var(--radius-md);
    padding: 0.75rem 1.1rem;
    text-align: center;
    box-shadow: 0 4px 20px var(--clr-primary-glow);
}

.exp-num {
    display: block;
    font-size: 1.6rem;
    font-weight: 900;
    line-height: 1;
}

.exp-label {
    display: block;
    font-size: 0.72rem;
    opacity: 0.9;
    margin-top: 2px;
}

.about-subtitle {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--clr-primary);
}

.about-text {
    color: var(--clr-muted);
    margin-bottom: 1rem;
    font-size: 0.98rem;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-block: 1.5rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.info-label {
    font-size: 0.75rem;
    color: var(--clr-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.info-val {
    font-size: 0.92rem;
    font-weight: 600;
}

.available {
    color: #22c55e;
}

/* Stats bar */
.stats-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1px;
    background: var(--clr-border);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.stat-item {
    flex: 1;
    min-width: 120px;
    background: var(--clr-card);
    padding: 1.75rem 1.5rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.stat-num {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--clr-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.82rem;
    color: var(--clr-muted);
}

.stat-divider {
    width: 1px;
    background: var(--clr-border);
}

/* -----------------------------------------------
   8. SKILLS & SERVICES
----------------------------------------------- */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 1rem;
}

.tech-card {
    background: var(--clr-card);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 1.25rem 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: default;
    transition: all var(--transition);
}

.tech-card:hover {
    border-color: var(--clr-primary);
    background: var(--clr-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.tech-icon {
    font-size: 1.8rem;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

.service-card {
    background: var(--clr-card);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: all var(--transition);
}

.service-card:hover {
    border-color: var(--clr-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.service-icon-wrap {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    width: 56px;
    height: 56px;
    background: var(--clr-primary-glow);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-card h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--clr-muted);
    line-height: 1.6;
}

/* -----------------------------------------------
   9. PROJECTS
----------------------------------------------- */
.filter-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 2.5rem;
}

.filter-btn {
    padding: 0.45rem 1.2rem;
    border-radius: 50px;
    border: 1.5px solid var(--clr-border);
    background: transparent;
    color: var(--clr-muted);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--clr-primary);
    border-color: var(--clr-primary);
    color: var(--clr-white);
}

.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.project-card {
    background: var(--clr-card);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition);
}

.project-card:hover {
    border-color: var(--clr-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.project-img {
    position: relative;
    height: 180px;
    background: linear-gradient(135deg, var(--clr-bg-alt), var(--clr-card));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4.5rem;
    overflow: hidden;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(8, 8, 18, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    opacity: 0;
    transition: opacity var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.overlay-btn {
    padding: 0.5rem 1.1rem;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 700;
    background: var(--clr-primary);
    color: var(--clr-white);
    transition: all var(--transition);
}

.overlay-btn:hover {
    background: var(--clr-primary-dk);
    transform: scale(1.05);
}

.overlay-btn-ghost {
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    color: var(--clr-white);
}

.overlay-btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
}

.project-body {
    padding: 1.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    flex: 1;
}

.project-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.project-cat {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--clr-primary);
    background: var(--clr-primary-glow);
    padding: 0.2rem 0.7rem;
    border-radius: 50px;
}

.project-year {
    font-size: 0.78rem;
    color: var(--clr-muted);
}

.project-body h3 {
    font-size: 1.05rem;
    font-weight: 700;
}

.project-body p {
    font-size: 0.88rem;
    color: var(--clr-muted);
    flex: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.25rem;
}

.project-tags span {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.65rem;
    border-radius: 50px;
    background: var(--clr-bg-alt);
    border: 1px solid var(--clr-border);
    color: var(--clr-muted);
}

/* -----------------------------------------------
   10. CONTACT
----------------------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.contact-intro {
    color: var(--clr-muted);
    font-size: 1rem;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--clr-primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.detail-label {
    display: block;
    font-size: 0.75rem;
    color: var(--clr-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.15rem;
}

.detail-val {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--clr-text);
    transition: color var(--transition);
}

a.detail-val:hover {
    color: var(--clr-primary);
}

.contact-socials {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.social-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 1rem;
    border-radius: 50px;
    border: 1.5px solid var(--clr-border);
    background: var(--clr-card);
    color: var(--clr-muted);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all var(--transition);
}

.social-pill:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
    background: var(--clr-primary-glow);
    transform: translateY(-2px);
}

/* Form */
.contact-form {
    background: var(--clr-card);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--clr-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.contact-form input,
.contact-form textarea {
    background: var(--clr-bg);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-sm);
    padding: 0.8rem 1rem;
    color: var(--clr-text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color var(--transition), box-shadow var(--transition);
    resize: vertical;
    width: 100%;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px var(--clr-primary-glow);
}

.form-success {
    display: none;
    text-align: center;
    color: #22c55e;
    font-size: 0.9rem;
    font-weight: 600;
}

/* -----------------------------------------------
   11. FOOTER
----------------------------------------------- */
.footer {
    background: var(--clr-bg);
    border-top: 1px solid var(--clr-border);
    padding-block: 2.5rem;
}

.footer-top {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--clr-text);
}

.footer-logo span {
    color: var(--clr-primary);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    font-size: 0.88rem;
    color: var(--clr-muted);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--clr-primary);
}

.footer-socials {
    display: flex;
    gap: 0.6rem;
}

.footer-bottom {
    border-top: 1px solid var(--clr-border);
    padding-top: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    text-align: center;
}

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

/* -----------------------------------------------
   12. SCROLL REVEAL ANIMATION
----------------------------------------------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

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

/* -----------------------------------------------
   13. RESPONSIVE — Tablet (≥ 640px)
----------------------------------------------- */
@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about-grid {
        grid-template-columns: auto 1fr;
        text-align: left;
    }

    .about-img-wrap {
        justify-content: flex-start;
    }

    .about-exp-badge {
        right: -16px;
    }
}

/* -----------------------------------------------
   14. RESPONSIVE — Desktop (≥ 1024px)
----------------------------------------------- */
@media (min-width: 1024px) {
    .hero {
        grid-template-columns: 1fr 1fr;
        text-align: left;
        padding-inline: 2rem;
    }

    .hero-content {
        text-align: left;
    }

    .hero-roles {
        justify-content: flex-start;
    }

    .hero-btns {
        justify-content: flex-start;
    }

    .hero-socials {
        justify-content: flex-start;
    }

    .hero-scroll-hint {
        display: flex;
    }

    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact-grid {
        grid-template-columns: 1fr 1.3fr;
        align-items: start;
    }

    .footer-top {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* -----------------------------------------------
   15. RESPONSIVE — Mobile nav (< 768px)
----------------------------------------------- */
@media (max-width: 767px) {
    .hamburger {
        display: flex;
    }

    .nav-cta {
        display: none;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--navbar-bg);
        backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--clr-border);
        padding: 0.75rem 0 1.25rem;
        gap: 0;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        padding: 0.75rem 1.5rem;
        border-radius: 0;
        font-size: 1rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .about-info-grid {
        grid-template-columns: 1fr;
    }

    .stats-bar {
        flex-direction: column;
    }

    .stat-divider {
        width: 100%;
        height: 1px;
    }

    .badge-1,
    .badge-2,
    .badge-3 {
        display: none;
    }
}