/* ==========================================================================
   ZAIN WEB STUDIO — Design tokens derived from logo:
   blue #0A589B · navy #101C34 · green #27AE60
   ========================================================================== */

:root {
    --bg: #0A0F1C;
    --bg-alt: #0D1424;
    --surface: #111A2E;
    --surface-2: #16213A;
    --border: rgba(46, 134, 216, 0.16);
    --border-strong: rgba(46, 134, 216, 0.38);

    --text: #EBF0F9;
    --text-muted: #8996B3;
    --text-dim: #576079;

    --blue: #2E86D8;
    --blue-deep: #0A589B;
    --navy: #101C34;
    --green: #34C77A;
    --green-deep: #27AE60;

    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    background-image:
        linear-gradient(rgba(46, 134, 216, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(46, 134, 216, 0.05) 1px, transparent 1px);
    background-size: 64px 64px;
    background-position: center top;
}

.noise-overlay {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: radial-gradient(ellipse 80% 50% at 50% -10%, rgba(10, 88, 155, 0.25), transparent 60%),
        radial-gradient(ellipse 60% 40% at 90% 20%, rgba(39, 174, 96, 0.08), transparent 60%);
}

.container {
    max-width: 1220px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

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

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

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

ul {
    list-style: none;
}

/* ============ TYPOGRAPHY ============ */
h1,
h2,
h3,
h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.01em;
}

h1 {
    font-size: clamp(2.2rem, 4.6vw, 3.6rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(1.7rem, 3.2vw, 2.5rem);
}

h3 {
    font-size: 1.15rem;
}

p {
    color: var(--text-muted);
    line-height: 1.65;
}

.text-gradient {
    background: linear-gradient(100deg, var(--blue) 10%, var(--green) 90%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.eyebrow {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--green);
    letter-spacing: 0.02em;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.eyebrow-bracket {
    color: var(--text-dim);
}

/* ============ SCROLL PROGRESS ============ */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 100%;
    z-index: 9999;
    background: linear-gradient(90deg, var(--blue), var(--green));
    transform: scaleX(0);
    transform-origin: left;
    pointer-events: none;
}

/* ============ HEADER ============ */
.header {
    position: fixed;
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
    width: 94%;
    max-width: 1220px;
    z-index: 1000;
    background: rgba(10, 15, 28, 0.78);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 60px;
    padding: 12px 14px 12px 22px;
    transition: background 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.header.scrolled {
    background: rgba(10, 15, 28, 0.94);
    border-color: var(--border-strong);
    box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.6);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo-img {
    width: 34px;
    height: 34px;
    object-fit: contain;
}

.logo-word {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
}

.logo-dot {
    color: var(--green);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.header-nav a {
    font-size: 0.92rem;
    color: var(--text-muted);
    transition: color 0.25s var(--ease);
    white-space: nowrap;
}

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

.header-nav a.header-cta {
    color: #061019;
    background: linear-gradient(100deg, var(--blue), var(--green));
    padding: 10px 20px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 0.88rem;
    transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.header-nav a.header-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 22px -6px rgba(46, 134, 216, 0.6);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
}

.mobile-toggle span {
    width: 22px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

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

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

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

/* ============ BUTTONS ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 28px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease), border-color 0.3s var(--ease);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(100deg, var(--blue), var(--green));
    color: #061019;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px -10px rgba(46, 134, 216, 0.55);
}

.btn-outline {
    border: 1px solid var(--border-strong);
    color: var(--text);
}

.btn-outline:hover {
    border-color: var(--green);
    background: rgba(52, 199, 122, 0.06);
}

.btn-full {
    width: 100%;
}

/* ============ SECTIONS ============ */
.section {
    padding: 110px 0;
    position: relative;
    z-index: 1;
}

.section-alt {
    background: linear-gradient(180deg, transparent, rgba(17, 26, 46, 0.5) 12%, rgba(17, 26, 46, 0.5) 88%, transparent);
}

.section-header {
    max-width: 640px;
    margin-bottom: 56px;
}

.section-sub {
    margin-top: 12px;
    font-size: 1.02rem;
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}

/* ============ HERO ============ */
.hero {
    padding: 168px 0 100px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 60px;
    align-items: center;
}

.hero-sub {
    font-size: 1.08rem;
    margin: 20px 0 34px;
    max-width: 480px;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 34px;
    margin-top: 48px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.hero-stat-num {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text);
}

.hero-stat span:last-child {
    font-size: 0.82rem;
    color: var(--text-dim);
}

/* ---- Editor window (hero signature) ---- */
.editor-window {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(46, 134, 216, 0.05);
}

.editor-topbar {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 14px 18px;
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
}

.editor-dots {
    display: flex;
    gap: 7px;
}

.editor-dots span {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--text-dim);
    opacity: 0.5;
}

.editor-dots span:nth-child(1) {
    background: #FF6159;
    opacity: 0.8;
}

.editor-dots span:nth-child(2) {
    background: #FFBD2E;
    opacity: 0.8;
}

.editor-dots span:nth-child(3) {
    background: var(--green);
    opacity: 0.8;
}

.editor-tabs {
    display: flex;
    gap: 4px;
    overflow-x: auto;
}

.editor-tab {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-dim);
    padding: 5px 12px;
    border-radius: 6px;
}

.editor-tab.active {
    color: var(--text);
    background: var(--surface);
}

.editor-body {
    padding: 26px 22px;
    overflow-x: auto;
}

.editor-code {
    font-family: var(--font-mono);
    font-size: 0.86rem;
    line-height: 1.85;
    white-space: pre;
}

.editor-code .ln {
    display: inline-block;
    width: 22px;
    color: var(--text-dim);
    opacity: 0.5;
    user-select: none;
}

.tok-comment {
    color: var(--text-dim);
}

.tok-kw {
    color: var(--blue);
}

.tok-var {
    color: #E8B5FF;
}

.tok-prop {
    color: #B8C7E0;
}

.tok-str {
    color: var(--green);
}

.tok-fn {
    color: #FFC562;
}

.tok-punc {
    color: var(--text-muted);
}

.typing-cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background: var(--green);
    vertical-align: middle;
    animation: blink 1s step-end infinite;
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

.editor-statusbar {
    display: flex;
    justify-content: space-between;
    padding: 10px 18px;
    background: var(--surface-2);
    border-top: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--text-dim);
}

.status-ok {
    color: var(--green);
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-ok i {
    font-size: 7px;
}

/* ============ CARDS / GRIDS ============ */
.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 30px 26px;
    transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.card:hover {
    transform: translateY(-6px);
    border-color: var(--border-strong);
    background: var(--surface-2);
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(46, 134, 216, 0.18), rgba(52, 199, 122, 0.14));
    color: var(--blue);
    font-size: 1.2rem;
    margin-bottom: 18px;
}

.card h3 {
    margin-bottom: 8px;
}

.card p {
    font-size: 0.92rem;
}

.why-card {
    display: flex;
    gap: 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 26px;
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.why-card:hover {
    border-color: var(--border-strong);
    background: var(--surface-2);
}

.why-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    border-radius: 10px;
    background: rgba(52, 199, 122, 0.1);
    color: var(--green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
}

.why-text h3 {
    font-size: 1.02rem;
    margin-bottom: 6px;
}

.why-text p {
    font-size: 0.9rem;
}

.step {
    position: relative;
    padding-top: 8px;
}

.step-number {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--green);
    border: 1px solid var(--border-strong);
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.step h3 {
    margin-bottom: 8px;
}

.step p {
    font-size: 0.9rem;
}

/* ============ PORTFOLIO (browser-frame cards) ============ */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}

.portfolio-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}

.portfolio-item:hover {
    transform: translateY(-6px);
    border-color: var(--border-strong);
}

.browser-frame {
    display: block;
}

.browser-topbar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 12px;
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
}

.browser-dots {
    display: flex;
    gap: 5px;
    flex-shrink: 0;
}

.browser-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-dim);
    opacity: 0.6;
}

.browser-url {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-dim);
    background: var(--surface);
    border-radius: 20px;
    padding: 4px 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.browser-url i {
    font-size: 0.6rem;
    color: var(--green);
}

.browser-shot {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--bg-alt);
}

.browser-shot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    transition: transform 0.5s var(--ease);
}

.portfolio-item:hover .browser-shot img {
    transform: scale(1.04);
}

.portfolio-info {
    padding: 22px 24px 24px;
}

.portfolio-info h3 {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.tag-concept {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    font-weight: 500;
    color: var(--text-dim);
    border: 1px solid var(--border-strong);
    padding: 3px 9px;
    border-radius: 20px;
}

.portfolio-info p {
    font-size: 0.88rem;
    margin-bottom: 16px;
}

.portfolio-link {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--green);
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.portfolio-link i {
    font-size: 0.72rem;
}

/* ============ SKILLS ============ */
.skills-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.skills-lead h2 {
    margin: 4px 0 16px;
}

.skills-badge {
    margin-top: 30px;
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    padding: 18px 22px;
    max-width: 400px;
}

.skills-badge i {
    font-size: 1.3rem;
    color: var(--green);
    flex-shrink: 0;
}

.skills-badge strong {
    display: block;
    font-family: var(--font-display);
    font-size: 0.98rem;
}

.skills-badge span {
    font-size: 0.82rem;
    color: var(--text-dim);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.skill-row {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 22px 24px;
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.skill-row:hover {
    border-color: var(--border-strong);
    background: var(--surface-2);
}

.skill-row-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.skill-row-top h3 {
    font-size: 1.02rem;
}

.skill-level {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: #061019;
    background: linear-gradient(100deg, var(--blue), var(--green));
    padding: 3px 10px;
    border-radius: 20px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.skill-row p {
    font-size: 0.88rem;
}

.tag-stack {
    font-family: var(--font-mono);
    font-size: 0.64rem;
    font-weight: 500;
    padding: 3px 9px;
    border-radius: 20px;
    border: 1px solid;
}

.tag-code {
    color: var(--green);
    border-color: rgba(52, 199, 122, 0.4);
    background: rgba(52, 199, 122, 0.08);
}

.tag-wp {
    color: var(--blue);
    border-color: rgba(46, 134, 216, 0.4);
    background: rgba(46, 134, 216, 0.08);
}

/* ============ TECH ROW ============ */
.tech-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tech-chip {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 0.86rem;
    color: var(--text-muted);
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 10px 18px;
    border-radius: 30px;
}

.tech-chip i {
    color: var(--blue);
    font-size: 1rem;
}

/* ============ FAQ ============ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 760px;
}

.faq-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.98rem;
    text-align: left;
}

.faq-question i {
    color: var(--green);
    transition: transform 0.35s var(--ease);
    font-size: 0.8rem;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer-wrapper {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s var(--ease);
}

.faq-answer-inner {
    padding: 0 24px 20px;
}

.faq-answer-inner p {
    font-size: 0.92rem;
}

/* ============ CONTACT ============ */
.contact-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 26px;
    align-items: start;
}

.contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 34px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 7px;
    font-family: var(--font-mono);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 13px 16px;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.94rem;
    transition: border-color 0.25s var(--ease);
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--blue);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238996B3' stroke-width='1.6' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

#whatsappFormStatus {
    margin-top: 14px;
    font-size: 0.88rem;
}

.alert-success {
    color: var(--green);
}

.alert-error {
    color: #FF6B6B;
}

.contact-side {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.contact-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 26px;
}

.contact-line {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 0.92rem;
    border-bottom: 1px solid var(--border);
    transition: color 0.25s var(--ease);
}

.contact-line:last-child {
    border-bottom: none;
}

a.contact-line:hover {
    color: var(--green);
}

.contact-line i {
    width: 18px;
    color: var(--blue);
}

.contact-social {
    display: flex;
    gap: 10px;
    margin-top: 4px;
}

.contact-social a {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.contact-social a:hover {
    border-color: var(--green);
    color: var(--green);
}

/* ============ FOOTER ============ */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 600;
}

.footer-logo {
    width: 26px;
    height: 26px;
    object-fit: contain;
}

.footer p {
    font-size: 0.85rem;
}

/* ============ WHATSAPP FLOAT ============ */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 900;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--green-deep);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    box-shadow: 0 10px 30px -8px rgba(39, 174, 96, 0.6);
    transition: transform 0.3s var(--ease);
}

.whatsapp-float:hover {
    transform: scale(1.08);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 980px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        order: -1;
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .skills-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 720px) {
    .header {
        border-radius: 24px;
        padding: 12px 16px;
    }

    .mobile-toggle {
        display: flex;
    }

    .header-nav {
        position: absolute;
        top: calc(100% + 10px);
        left: 0;
        right: 0;
        background: rgba(10, 15, 28, 0.98);
        backdrop-filter: blur(20px);
        border: 1px solid var(--border);
        border-radius: 20px;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 14px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
    }

    .header-nav.open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .header-nav a {
        padding: 10px 12px;
        border-radius: 10px;
    }

    .header-nav a:hover {
        background: var(--surface);
    }

    .header-nav a.header-cta {
        text-align: center;
    }

    .hero {
        padding: 140px 0 70px;
    }

    .hero-stats {
        gap: 24px;
    }

    .grid-4,
    .grid-2,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

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

    .section {
        padding: 80px 0;
    }

    .contact-form {
        padding: 24px;
    }

    /* ---- extra mobile polish ---- */
    .container {
        padding: 0 18px;
    }

    .logo-img {
        width: 28px;
        height: 28px;
    }

    .logo-word {
        font-size: 0.96rem;
    }

    .hero-sub {
        font-size: 1rem;
        max-width: 100%;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .hero-stats {
        justify-content: space-between;
        row-gap: 18px;
    }

    .hero-stat-num {
        font-size: 1.35rem;
    }

    .editor-body {
        padding: 18px 14px;
    }

    .editor-code {
        font-size: 0.74rem;
        line-height: 1.7;
    }

    .editor-code .ln {
        width: 18px;
    }

    .editor-tabs {
        gap: 2px;
    }

    .editor-tab {
        font-size: 0.7rem;
        padding: 5px 9px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .card,
    .why-card,
    .skill-row {
        padding: 22px 20px;
    }

    .why-card {
        gap: 14px;
    }

    .skills-badge {
        max-width: 100%;
        padding: 16px 18px;
    }

    .browser-shot {
        aspect-ratio: 16 / 11;
    }

    .portfolio-info {
        padding: 18px 20px 20px;
    }

    .faq-question {
        padding: 16px 18px;
        font-size: 0.92rem;
    }

    .faq-answer-inner {
        padding: 0 18px 16px;
    }

    .tech-chip {
        padding: 8px 14px;
        font-size: 0.8rem;
    }

    .contact-card {
        padding: 20px;
    }

    .step-number {
        width: 40px;
        height: 40px;
        font-size: 0.78rem;
        margin-bottom: 14px;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
        bottom: max(18px, env(safe-area-inset-bottom));
        right: 18px;
    }
}

@media (max-width: 480px) {
    .header {
        top: 10px;
        width: 92%;
        padding: 10px 14px;
        border-radius: 20px;
    }

    .hero {
        padding: 126px 0 56px;
    }

    h1 {
        font-size: 1.85rem;
    }

    .hero-stats {
        gap: 16px 20px;
    }

    .hero-stat-num {
        font-size: 1.2rem;
    }

    .section {
        padding: 64px 0;
    }

    .section-sub {
        font-size: 0.95rem;
    }

    .editor-code {
        font-size: 0.66rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px;
        padding: 12px 14px;
    }

    .contact-form {
        padding: 18px;
    }

    .contact-social a {
        width: 38px;
        height: 38px;
    }

    .whatsapp-float {
        width: 46px;
        height: 46px;
        font-size: 1.2rem;
        bottom: max(14px, env(safe-area-inset-bottom));
        right: 14px;
    }
}