/* ===================================================================
   YOUSIF AL-NASSER — AI ENGINEER PORTFOLIO
   Modern Dark Theme · Glassmorphism · Scroll Animations
   =================================================================== */

/* Google Fonts — Inter (body) + Space Grotesk (headings) */
@import url("https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap");

/* ===== DESIGN TOKENS ===== */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a2e;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --bg-glass-hover: rgba(255, 255, 255, 0.08);

    --accent-cyan: #00d4ff;
    --accent-violet: #7c3aed;
    --accent-pink: #ec4899;
    --accent-gradient: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));

    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --text-muted: #6b6b80;

    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(0, 212, 255, 0.3);

    --glow-cyan: 0 0 20px rgba(0, 212, 255, 0.15);
    --glow-violet: 0 0 20px rgba(124, 58, 237, 0.15);

    /* ── Typography ── */
    --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: "Space Grotesk", "Inter", sans-serif;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;

    /* ── Spacing ── */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* ── Radius ── */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* ── Transitions ── */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 200ms;
    --duration-normal: 350ms;
    --duration-slow: 600ms;

    /* ── Z-Index ── */
    --z-base: 1;
    --z-sticky: 50;
    --z-nav: 100;
    --z-modal: 1000;
    --z-overlay: 999;

    /* ── Header ── */
    --header-height: 4rem;

    --first-color: var(--accent-cyan);
    --first-color-alt: var(--accent-violet);
    --first-color-second: var(--bg-secondary);
    --title-color: var(--text-primary);
    --text-color: var(--text-secondary);
    --text-color-light: var(--text-muted);
    --container-color: var(--bg-card);
    --input-color: var(--bg-tertiary);
    --body-color: var(--bg-primary);

    /* Galaxy Theming defaults */
    --galaxy-bg: #020a17;
    --galaxy-grid: rgba(255, 255, 255, 0.03);
    --galaxy-glow: rgba(0, 212, 255, 0.1);
    --star-node-bg: rgba(0, 30, 60, 0.6);
}

/* ── Dark Mode ── */
body.dark-theme {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a2e;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --bg-glass-hover: rgba(255, 255, 255, 0.08);

    --accent-cyan: #00d4ff;
    --accent-violet: #7c3aed;
    --accent-pink: #ec4899;

    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --text-muted: #6b6b80;

    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(0, 212, 255, 0.3);

    --glow-cyan: 0 0 20px rgba(0, 212, 255, 0.15);
    --glow-violet: 0 0 20px rgba(124, 58, 237, 0.15);

    /* Galaxy Theming override */
    --galaxy-bg: #020a17;
    --galaxy-grid: rgba(255, 255, 255, 0.03);
    --galaxy-glow: rgba(0, 212, 255, 0.1);
    --star-node-bg: rgba(0, 30, 60, 0.6);
}

/* ── Light Mode ── */
body:not(.dark-theme) {
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-tertiary: #e2e8f0;
    --bg-card: rgba(255, 255, 255, 0.75);
    --bg-glass: rgba(255, 255, 255, 0.6);
    --bg-glass-hover: rgba(255, 255, 255, 0.9);

    --accent-cyan: #0ea5e9;
    --accent-violet: #7c3aed;
    --accent-pink: #ec4899;
    --accent-gradient: linear-gradient(135deg, #0ea5e9, #7c3aed);

    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;

    --border-glass: rgba(0, 0, 0, 0.08);
    --border-glow: rgba(14, 165, 233, 0.35);

    --glow-cyan: 0 0 20px rgba(14, 165, 233, 0.15);
    --glow-violet: 0 0 20px rgba(124, 58, 237, 0.15);

    /* Galaxy Theming override */
    --galaxy-bg: #f8fafc;
    --galaxy-grid: rgba(0, 0, 0, 0.05);
    --galaxy-glow: rgba(14, 165, 233, 0.15);
    --star-node-bg: rgba(255, 255, 255, 0.9);

    /* Legacy compat */
    --first-color: #0ea5e9;
    --first-color-alt: #7c3aed;
    --title-color: #0f172a;
    --text-color: #334155;
    --text-color-light: #64748b;
    --body-color: #f8fafc;
    --container-color: rgba(255, 255, 255, 0.75);
    --input-color: #e2e8f0;
}

body:not(.dark-theme)::before {
    background:
        radial-gradient(ellipse 80% 50% at 20% 40%, rgba(14, 165, 233, 0.07) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 20%, rgba(124, 58, 237, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse 70% 60% at 50% 80%, rgba(236, 72, 153, 0.04) 0%, transparent 50%);
}

body:not(.dark-theme)::after {
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
}

body:not(.dark-theme) .header {
    background: rgba(248, 250, 252, 0.8);
    border-bottom-color: rgba(0, 0, 0, 0.06);
}

body:not(.dark-theme) .scroll-header {
    background: rgba(248, 250, 252, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

body:not(.dark-theme) .skills__bar {
    background: rgba(0, 0, 0, 0.07);
}

body:not(.dark-theme) .footer__bg {
    background: var(--bg-secondary);
    border-top-color: rgba(0, 0, 0, 0.06);
}

body:not(.dark-theme) .services__modal-content {
    background: #fff;
}

body:not(.dark-theme) .nav__menu {
    background: rgba(241, 245, 249, 0.92);
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--text-secondary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ── Animated Gradient Mesh Background ── */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 80% 50% at 20% 40%, rgba(0, 212, 255, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 20%, rgba(124, 58, 237, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse 70% 60% at 50% 80%, rgba(236, 72, 153, 0.04) 0%, transparent 50%);
    animation: meshFloat 20s ease-in-out infinite alternate;
}


@keyframes meshFloat {
    0% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(-20px, 15px) scale(1.05);
    }

    100% {
        transform: translate(10px, -10px) scale(1);
    }
}

/* ── Floating Grid Pattern ── */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ===== LAYOUT ===== */
.container {
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: var(--space-6);
}

.grid {
    display: grid;
    gap: var(--space-6);
}

.section {
    padding: var(--space-20) 0;
    position: relative;
}

.section__title {
    font-size: var(--text-4xl);
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--space-2);
    position: relative;
}

/* Gradient underline for section titles */
.section__title::after {
    content: "";
    display: block;
    width: 60px;
    height: 3px;
    background: var(--accent-gradient);
    margin: var(--space-4) auto 0;
    border-radius: var(--radius-full);
}

.section__subtitle {
    display: block;
    text-align: center;
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-12);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ===== SCROLL REVEAL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--duration-slow) var(--ease-out),
        transform var(--duration-slow) var(--ease-out);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity var(--duration-slow) var(--ease-out),
        transform var(--duration-slow) var(--ease-out);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity var(--duration-slow) var(--ease-out),
        transform var(--duration-slow) var(--ease-out);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.85);
    transition: opacity var(--duration-slow) var(--ease-out),
        transform var(--duration-slow) var(--ease-spring);
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Stagger children */
.stagger-children>* {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out);
}

.stagger-children.revealed>*:nth-child(1) {
    transition-delay: 0s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed>*:nth-child(2) {
    transition-delay: 0.08s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed>*:nth-child(3) {
    transition-delay: 0.16s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed>*:nth-child(4) {
    transition-delay: 0.24s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed>*:nth-child(5) {
    transition-delay: 0.32s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed>*:nth-child(6) {
    transition-delay: 0.4s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed>*:nth-child(7) {
    transition-delay: 0.48s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed>*:nth-child(8) {
    transition-delay: 0.56s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed>*:nth-child(9) {
    transition-delay: 0.64s;
    opacity: 1;
    transform: translateY(0);
}

/* ===== GLASSMORPHIC CARD ===== */
.glass-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all var(--duration-normal) var(--ease-out);
}

.glass-card:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan);
    transform: translateY(-4px);
}

/* ===== HEADER / NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: var(--z-nav);
    background: rgba(10, 10, 15, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: background var(--duration-normal) var(--ease-out),
        box-shadow var(--duration-normal) var(--ease-out);
}

.scroll-header {
    background: rgba(10, 10, 15, 0.9);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

nav {
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav__menu a {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all var(--duration-fast) var(--ease-out);
    white-space: nowrap;
}

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

.nav__menu a.active-link {
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.08);
}

.nav__icon {
    display: none;
    font-size: 1.1rem;
}

.nav__name {
    font-size: var(--text-sm);
}

.nav__btns {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.change-theme {
    font-size: 1.2rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: all var(--duration-fast) var(--ease-out);
}

.change-theme:hover {
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.08);
}

.language-toggle {
    border: none;
    background: transparent;
    color: var(--text-muted);
    width: 2.2rem;
    height: 2.2rem;
    border-radius: var(--radius-md);
    display: inline-flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
}

.language-toggle:hover {
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.08);
}

.language-toggle__icon {
    font-size: 1.1rem;
}


/* ===== HERO / HOME ===== */
.home.section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
}

.home__container {
    gap: var(--space-8);
}

.home__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--space-12);
    padding-top: var(--space-8);
}

.home__data {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.home__subtitle {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 3px;
}

.home__title {
    font-size: var(--text-5xl);
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-primary);
}

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

.home__description {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 500px;
    line-height: 1.7;
}

.home__social {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-2);
}

.home__social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: all var(--duration-normal) var(--ease-out);
}

.home__social-icon:hover {
    color: var(--accent-cyan);
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan);
    transform: translateY(-3px);
}

.home__img {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.home__blod {
    width: 100%;
    max-width: 380px;
    fill: var(--bg-tertiary);
    filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.15));
    animation: blobFloat 6s ease-in-out infinite;
}

@keyframes blobFloat {

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

    33% {
        transform: translateY(-12px) rotate(2deg);
    }

    66% {
        transform: translateY(6px) rotate(-1deg);
    }
}

.home__blod-img {
    width: 200px;
}

/* Home buttons */
.home__buttons {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.home__scroll {
    display: none;
    text-align: center;
    margin-top: var(--space-8);
}

.home__scroll-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-muted);
    font-size: var(--text-sm);
    transition: color var(--duration-fast) var(--ease-out);
    animation: scrollBounce 2s ease-in-out infinite;
}

.home__scroll-button:hover {
    color: var(--accent-cyan);
}

@keyframes scrollBounce {

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

    50% {
        transform: translateY(8px);
    }
}

.home__scroll-mouse {
    font-size: 1.5rem;
}

.home__scroll-name {
    font-size: var(--text-sm);
    font-weight: 500;
}

.home__scroll-arrow {
    font-size: 1.2rem;
}

/* ===== BUTTONS ===== */
.button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 600;
    font-family: var(--font-body);
    transition: all var(--duration-normal) var(--ease-out);
    cursor: pointer;
    border: none;
    text-decoration: none;
    white-space: nowrap;
}

.button--primary,
.button--flex {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.2);
}

.button--primary:hover,
.button--flex:hover {
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.35);
    transform: translateY(-2px);
}

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

.button--ghost:hover {
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px);
}

.button--small {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.button--link {
    background: none;
    box-shadow: none;
    color: var(--accent-cyan);
    padding: 0;
}

.button--link:hover {
    box-shadow: none;
    transform: none;
    color: var(--accent-violet);
}

.button--white {
    background: #fff;
    color: var(--bg-primary);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

.button--white:hover {
    box-shadow: 0 6px 25px rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.button__icon {
    font-size: 1.1rem;
    transition: transform var(--duration-fast) var(--ease-out);
}

.button:hover .button__icon {
    transform: translateX(3px);
}

/* ===== ABOUT ===== */
.about__container {
    grid-template-columns: 1fr 1.2fr;
    align-items: center;
    gap: var(--space-12);
}

.about__img {
    width: 100%;
    max-width: 320px;
    border-radius: var(--radius-xl);
    justify-self: center;
    border: 2px solid var(--border-glass);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: all var(--duration-normal) var(--ease-out);
}

.about__img:hover {
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan), 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(1.02);
}

.about__data {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.about__description {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: var(--text-base);
}

.about__info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.about__info>div {
    text-align: center;
    padding: var(--space-4);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    transition: all var(--duration-normal) var(--ease-out);
}

.about__info>div:hover {
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan);
    transform: translateY(-3px);
}

.about__info-title {
    display: block;
    font-size: var(--text-2xl);
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--accent-cyan);
}

.about__info-name {
    display: block;
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.about__buttons {
    display: flex;
    gap: var(--space-4);
}

/* ===== SKILLS ===== */
.skills__container {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.skills__content {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: all var(--duration-normal) var(--ease-out);
}

.skills__content:hover {
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan);
}

.skills__header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    cursor: pointer;
    margin-bottom: var(--space-4);
}

.skills__icon {
    font-size: 1.8rem;
    color: var(--accent-cyan);
    flex-shrink: 0;
}

.skills__title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.skills__subtitle {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.skills__arrow {
    font-size: 1.5rem;
    color: var(--accent-cyan);
    margin-left: auto;
    transition: transform var(--duration-normal) var(--ease-out);
}

.skills__list {
    display: grid;
    gap: var(--space-4);
    overflow: hidden;
    transition: height 0.4s var(--ease-out), margin 0.4s var(--ease-out);
}

.skills__close .skills__list {
    height: 0;
    overflow: hidden;
    margin: 0;
}

.skills__open .skills__list {
    height: max-content;
    margin-top: var(--space-4);
}

.skills__open .skills__arrow {
    transform: rotate(-180deg);
}

.skills__data {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.skills__name {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.skills__bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skills__precentage {
    display: block;
    height: 100%;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    transition: width 1.5s var(--ease-out);
}

/* ===== QUALIFICATION ===== */
.qualification__tabs,
.projects__tabs {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-10);
}

.qualification__button,
.projects__button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
}

.qualification__button:hover,
.projects__button:hover {
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.12);
}

.qualification__button.qualification__active,
.projects__button.projects__active {
    color: #fff;
    background: var(--accent-gradient);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.2);
}

.qualification__icon,
.projects__icon {
    font-size: 1.2rem;
}

.qualification__data {
    display: grid;
    grid-template-columns: 1fr max-content 1fr;
    column-gap: var(--space-6);
    margin-bottom: var(--space-6);
}

.left-qualification {
    text-align: right;
}

.qualification__title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
}

.qualification__subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.qualification__calendar {
    font-size: var(--text-xs);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-1);
}

.qualification__rounder {
    display: inline-block;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: var(--accent-gradient);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.qualification__line {
    display: block;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-cyan), transparent);
    transform: translate(5.5px, -7px);
}

.qualification [data-content] {
    display: none;
}

.qualification__active[data-content] {
    display: block;
}

/* ===== SERVICES ===== */
.services__container {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-6);
}

.services__content {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: var(--space-8) var(--space-6);
    text-align: center;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
}

/* Gradient top border accent */
.services__content::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.services__content:hover::before {
    opacity: 1;
}

.services__content:hover {
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan);
    transform: translateY(-6px);
}

.services__icon {
    display: block;
    font-size: 2.5rem;
    color: var(--accent-cyan);
    margin-bottom: var(--space-4);
}

.services__title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.services__button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--accent-cyan);
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
}

.services__button:hover {
    color: var(--accent-violet);
}

.services__button:hover .button__icon {
    transform: translateX(4px);
}

/* Services Modal */
.services__modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal) var(--ease-out);
}

.services__modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    max-width: 450px;
    width: 100%;
    position: relative;
    transform: scale(0.9);
    transition: transform var(--duration-normal) var(--ease-spring);
}

.active-modal {
    opacity: 1;
    visibility: visible;
}

.active-modal .services__modal-content {
    transform: scale(1);
}

.services__modal-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-6);
    color: var(--text-primary);
}

.services__modal-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: color var(--duration-fast) var(--ease-out);
}

.services__modal-close:hover {
    color: var(--accent-cyan);
}

.services__modal-services {
    gap: var(--space-4);
}

.services__modal-service {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.services__modal-icon {
    color: var(--accent-cyan);
    font-size: 1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

/* ===== CTA / NEW PROJECT ===== */
.new-project {
    text-align: center;
}

.new-project-bg {
    background: var(--accent-gradient);
    padding: var(--space-12) var(--space-6);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

/* Animated shimmer on CTA */
.new-project-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg, transparent 20%, rgba(255, 255, 255, 0.1) 50%, transparent 80%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

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

.new-project__title {
    font-size: var(--text-3xl);
    color: #fff;
    margin-bottom: var(--space-3);
    position: relative;
    z-index: 1;
}

.new-project__description {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-6);
    position: relative;
    z-index: 1;
}

.new-project__container .button {
    position: relative;
    z-index: 1;
}

/* ===== PROJECTS ===== */
.projects__section {
    padding: var(--space-4);
}

.projects [data-content-p] {
    display: none;
}

.projects__active[data-content-p] {
    display: block;
}

/* ===== OPTION 3: NEURAL CONSTELLATION ===== */

/* Desktop Galaxy Container */
.neural-galaxy {
    display: block;
    position: relative;
    width: 100%;
    height: 65vh;
    min-height: 500px;
    background-color: var(--galaxy-bg);
    background-image: 
        radial-gradient(circle at center, var(--galaxy-glow) 0%, transparent 60%),
        linear-gradient(var(--galaxy-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--galaxy-grid) 1px, transparent 1px);
    background-size: 100% 100%, 50px 50px, 50px 50px;
    background-position: center center;
    overflow: hidden;
    margin: var(--space-6) 0;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-glow);
    box-shadow: 0 0 50px var(--galaxy-glow) inset;
    animation: panGrid 60s linear infinite;
    transition: background-color var(--duration-normal) var(--ease-out);
}

@keyframes panGrid {
    0% { background-position: center center, 0 0, 0 0; }
    100% { background-position: center center, -500px -500px, -500px -500px; }
}

.neural-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    filter: drop-shadow(0 0 4px var(--accent-cyan));
}

.neural-path {
    stroke: var(--accent-cyan);
    stroke-width: 2;
    stroke-dasharray: 6 6;
    animation: pulseLine 2s linear infinite;
}

@keyframes pulseLine {
    to { stroke-dashoffset: -24; }
}

/* Floating Stars */
.star-node {
    position: absolute;
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    transform: translate(-50%, -50%); /* Center on exact coordinate */
    animation: floatNode 6s ease-in-out infinite alternate;
    transition: transform var(--duration-normal) var(--ease-out);
}

@keyframes floatNode {
    0% { transform: translate(-50%, -50%) translateY(0px) scale(1); }
    100% { transform: translate(-50%, -50%) translateY(-15px) scale(1.05); }
}

.star-node:hover, .star-node.active {
    animation-play-state: paused;
    z-index: 10;
}

.star-icon {
    position: relative;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--star-node-bg);
    backdrop-filter: blur(5px);
    border: 1px solid var(--accent-cyan);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    color: var(--text-primary);
    box-shadow: 0 0 15px var(--galaxy-glow), inset 0 0 20px var(--galaxy-glow);
    transition: all var(--duration-normal) var(--ease-out);
}

.star-icon::before {
    content: '';
    position: absolute;
    top: -6px; left: -6px; right: -6px; bottom: -6px;
    border: 1px dashed var(--accent-pink);
    border-radius: 50%;
    animation: spinRadar 8s linear infinite;
    pointer-events: none;
}

.star-icon::after {
    content: '';
    position: absolute;
    top: -12px; left: -12px; right: -12px; bottom: -12px;
    border: 1px dotted var(--accent-cyan);
    border-radius: 50%;
    animation: spinRadar 15s linear infinite reverse;
    opacity: 0.5;
    pointer-events: none;
}

@keyframes spinRadar {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.star-node:hover .star-icon, .star-node.active .star-icon {
    border-color: var(--accent-pink);
    color: var(--accent-pink);
    box-shadow: 0 0 20px var(--glow-pink), inset 0 0 10px var(--glow-pink);
    transform: scale(1.2);
}

.star-label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-glass);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    white-space: nowrap;
    border: 1px solid var(--border-glass);
    transition: all var(--duration-normal) var(--ease-out);
    pointer-events: none;
}

.star-node:hover .star-label, .star-node.active .star-label {
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
}

/* Panel Overlay for clicking outside to close */
.panel-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(3px);
    z-index: 1500;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-slow) var(--ease-out);
}

.panel-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

/* Glassmorphic Side Panel for Project Details */
.project-side-panel {
    position: fixed;
    top: 0;
    right: -500px;
    width: 450px;
    max-width: 100vw;
    height: 100vh;
    z-index: 2000;
    transition: right var(--duration-slow) var(--ease-out);
    background: transparent;
}

.project-side-panel.open {
    right: 0;
}

.panel-glass {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--body-color);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--border-glass);
    padding: var(--space-8) var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    overflow-y: auto;
}

/* Tags Styling */
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-2);
}

.project-tag {
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    padding: 4px 10px;
    border-radius: var(--radius-full);
}

.close-panel-btn {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
}

.close-panel-btn:hover {
    color: var(--accent-pink);
    border-color: var(--accent-pink);
    transform: rotate(90deg);
}

.panel-img {
    width: 100%;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-glass);
    margin-top: var(--space-6);
}

.panel-title {
    font-size: var(--text-2xl);
    color: var(--text-primary);
    margin-top: var(--space-4);
    line-height: 1.2;
}

.panel-desc {
    font-size: var(--text-md);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

/* Mobile Settings */
@media screen and (max-width: 1023px) {
    .neural-galaxy {
        height: 80vh;
        min-height: 600px;
    }
    
    .project-side-panel {
        width: 100vw;
    }
}

/* ===== CONTACT ===== */
.contact__container {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-12);
}

.contact__information {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.contact__icon {
    font-size: 1.5rem;
    color: var(--accent-cyan);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact__title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
}

.contact__subtitle {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.home__social-contact {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-6);
    flex-wrap: wrap;
}

.contact__content {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    transition: border-color var(--duration-fast) var(--ease-out);
}

.contact__content:focus-within {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.contact__input {
    background: transparent;
    border: none;
    outline: none;
    width: 100%;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--text-primary);
    padding: var(--space-2) 0;
}

.contact__input::placeholder {
    color: var(--text-muted);
}

.contact__form {
    gap: var(--space-4);
}

.contact__inputs {
    gap: var(--space-4);
}

/* ===== FOOTER ===== */
.footer {
    padding-top: var(--space-8);
    width: 100%;
}

.footer__bg {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-glass);
    padding: var(--space-12) 0 var(--space-6);
}

.footer__container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: start;
    gap: var(--space-8);
    padding: 0 var(--space-6);
}

.footer__title {
    font-size: var(--text-2xl);
    font-family: var(--font-heading);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-1);
}

.footer__subtitle {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
}

.footer__link {
    color: var(--text-muted);
    font-size: var(--text-sm);
    transition: color var(--duration-fast) var(--ease-out);
}

.footer__link:hover {
    color: var(--accent-cyan);
}

.footer__socials {
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
}

.footer__social {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    font-size: 1rem;
    transition: all var(--duration-normal) var(--ease-out);
}

.footer__social:hover {
    color: var(--accent-cyan);
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan);
    transform: translateY(-3px);
}

.footer__copy {
    text-align: center;
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border-glass);
}

/* ===== SCROLL UP ===== */
.scrollup {
    position: fixed;
    right: var(--space-4);
    bottom: -50px;
    z-index: var(--z-sticky);
    background: var(--accent-gradient);
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.2);
    transition: all var(--duration-normal) var(--ease-out);
    opacity: 0;
    pointer-events: none;
}

.scrollup:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.35);
}

.show-scroll {
    bottom: var(--space-6);
    opacity: 1;
    pointer-events: auto;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
}

/* ===== HUGGING FACE ICON ===== */
.hf-icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    object-fit: contain;
    vertical-align: middle;
}

.nav__icon.hf-icon {
    width: 1.1rem;
    height: 1.1rem;
}

.home__social-icon .hf-icon,
.home__social-contact .hf-icon,
.contact__information .hf-icon {
    width: 1.3rem;
    height: 1.3rem;
}

.footer__social .hf-icon,
.footer__socials .hf-icon {
    width: 1rem;
    height: 1rem;
}

/* ===== VOICE AGENT CTA (floating) ===== */
.voice-agent-fab {
    position: fixed;
    bottom: var(--space-6);
    left: var(--space-6);
    z-index: var(--z-sticky);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    color: #fff;
    font-size: var(--text-sm);
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
    transition: all var(--duration-normal) var(--ease-out);
    animation: fabPulse 3s ease-in-out infinite;
    text-decoration: none;
}

.voice-agent-fab:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.45);
}

@keyframes fabPulse {

    0%,
    100% {
        box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
    }

    50% {
        box-shadow: 0 4px 30px rgba(0, 212, 255, 0.5), 0 0 60px rgba(0, 212, 255, 0.15);
    }
}

.voice-agent-fab__icon {
    font-size: 1.2rem;
}

/* ===== DARK THEME (default — no override needed) ===== */

/* ======================================================
   RESPONSIVE DESIGN
   ====================================================== */

/* ── Mobile & Tablet Nav (< 1024px) ── */
@media screen and (max-width: 1023px) {
    .header,
    .scroll-header,
    body:not(.dark-theme) .header,
    body:not(.dark-theme) .scroll-header {
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        pointer-events: none;
    }

    .nav__logo {
        display: none !important;
    }

    .nav__menu {
        position: fixed;
        bottom: var(--space-2);
        pointer-events: auto;
        left: 50%;
        transform: translateX(-50%);
        width: max-content;
        max-width: 96vw;
        display: flex;
        justify-content: space-evenly;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none; /* Firefox */
        z-index: var(--z-nav);
        background: rgba(18, 18, 26, 0.85);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-full);
        padding: var(--space-2) var(--space-2);
        gap: var(--space-1);
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    }

    .nav__menu::-webkit-scrollbar {
        display: none; /* Safari and Chrome */
    }

    .nav__menu a {
        padding: var(--space-2);
        border-radius: var(--radius-md);
        flex-shrink: 0;
    }

    .nav__name {
        display: none;
    }

    .nav__btns {
        flex-shrink: 0;
    }

    .nav__icon {
        display: block;
        font-size: 1.3rem;
    }

    .nav__logo {
        display: block;
        font-size: var(--text-lg);
    }

    .footer {
        margin-bottom: 80px;
    }
}

/* ── Mobile First: Small (< 576px) ── */
@media screen and (max-width: 575px) {
    .container {
        padding-inline: var(--space-4);
    }

    .section__title {
        font-size: var(--text-2xl);
    }

    .home__content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-6);
    }

    .home__title {
        font-size: var(--text-3xl);
    }

    .home__description {
        margin-inline: auto;
    }

    .home__social {
        justify-content: center;
    }

    .home__buttons {
        justify-content: center;
    }

    .home__img {
        order: -1;
    }

    .home__blod {
        max-width: 250px;
    }

    .about__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about__info {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-3);
    }

    .about__buttons {
        justify-content: center;
    }

    .about__img {
        max-width: 220px;
    }

    .skills__container {
        grid-template-columns: 1fr;
    }

    .qualification__data {
        gap: var(--space-3);
    }

    .left-qualification {
        text-align: right;
        margin-left: 0;
    }

    .services__container {
        grid-template-columns: 1fr;
    }

    .project__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .project__img {
        max-width: 280px;
    }

    .contact__container {
        grid-template-columns: 1fr;
    }

    .home__social-contact {
        justify-content: center;
    }

    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-6);
    }

    .footer__links {
        justify-content: center;
    }

    .footer__socials {
        justify-content: center;
    }

    .voice-agent-fab {
        display: none;
    }
}

/* ── Tablet (576–767px) ── */
@media screen and (min-width: 576px) and (max-width: 767px) {
    .home__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .home__social {
        justify-content: center;
    }

    .home__buttons {
        justify-content: center;
    }

    .home__img {
        order: -1;
    }

    .about__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about__buttons {
        justify-content: center;
    }

    .contact__container {
        grid-template-columns: 1fr;
    }

    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer__links {
        justify-content: center;
    }

    .footer__socials {
        justify-content: center;
    }
}

/* ── Desktop (768px+) ── */
@media screen and (min-width: 768px) {
    .section {
        padding: var(--space-24) 0 var(--space-12);
    }

    .home__scroll {
        display: block;
    }

    .home__content {
        grid-template-columns: 1fr 1fr;
    }

    nav .nav__logo {
        display: block;
    }
}

/* ── Large Desktop (1024px+) ── */
@media screen and (min-width: 1024px) {
    body {
        padding-bottom: 0;
    }

    .header {
        display: flex !important;
        background: rgba(10, 10, 15, 0.85);
        pointer-events: all;
        top: 0;
        bottom: auto;
    }

    .nav__logo,
    .nav__btns {
        display: flex !important;
    }

    .nav__icon {
        display: none;
    }

    .nav__name {
        display: block;
        font-size: var(--text-sm);
        opacity: 1;
    }

    .nav__menu {
        position: static;
        transform: none;
        background: none;
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
        border: none;
        border-radius: 0;
        padding: 0;
        box-shadow: none !important;
        background: transparent !important;
        border: none !important;
        margin: 0;
        max-width: none;
        overflow-x: visible;
    }

    .footer {
        margin-bottom: 0;
    }

    .section__title {
        font-size: var(--text-4xl);
    }

    .home__title {
        font-size: var(--text-6xl);
    }
}

/* ===== RTL SUPPORT ===== */
[dir="rtl"] {
    direction: rtl;
}

[dir="rtl"] nav {
    direction: rtl;
}

[dir="rtl"] .nav__menu {
    flex-direction: row-reverse;
}

[dir="rtl"] .nav__btns {
    flex-direction: row-reverse;
}

[dir="rtl"] .home__data,
[dir="rtl"] .home__description,
[dir="rtl"] .about__description,
[dir="rtl"] .projects__data,
[dir="rtl"] .contact__form,
[dir="rtl"] .new-project__data {
    text-align: right;
}

[dir="rtl"] .new-project__data {
    text-align: center;
}

[dir="rtl"] .home__social {
    justify-self: start;
}

[dir="rtl"] .left-qualification {
    text-align: left;
    margin-left: 0;
    margin-right: 0;
}

[dir="rtl"] .qualification__line {
    transform: translate(5.5px, -7px);
}

[dir="rtl"] .contact__information {
    flex-direction: row-reverse;
    text-align: right;
}

[dir="rtl"] .contact__icon {
    margin-left: var(--space-4);
    margin-right: 0;
}

[dir="rtl"] .footer__links {
    align-items: flex-end;
}

[dir="rtl"] .button__icon {
    margin-right: 0;
    margin-left: var(--space-2);
}

[dir="rtl"] .button:hover .button__icon {
    transform: translateX(-3px);
}

[dir="rtl"] .services__button:hover .button__icon {
    transform: translateX(-4px);
}

[dir="rtl"] .language-toggle {
    margin-right: 0;
    margin-left: var(--space-3);
}

[dir="rtl"] .qualification__calendar {
    flex-direction: row-reverse;
}

@media screen and (max-width: 575px) {

    [dir="rtl"] .home__content,
    [dir="rtl"] .about__container {
        text-align: center;
    }

    [dir="rtl"] .home__social {
        justify-content: center;
    }

    [dir="rtl"] .contact__information {
        flex-direction: row;
    }
}

/* ── Typing cursor animation ── */
.typing-cursor {
    display: inline-block;
    width: 2px;
    height: 1.1em;
    background: var(--accent-cyan);
    margin-left: 2px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

/* ── Counter animation helper ── */
.count-up {
    font-variant-numeric: tabular-nums;
}

/* ── SVG progress (legacy compat) ── */
.svg {
    --progress: 0;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 10;
    width: 100%;
    height: 100%;
    stroke-width: 4px;
    stroke: var(--accent-cyan);
    fill: none;
    stroke-dashoffset: calc(125.6 * (1 - var(--progress)));
    stroke-dasharray: 125.6;
    transform: rotate(-90deg);
}