/* ============================================
   QIBRIS ERP — Landing Page Styles
   ============================================ */

:root {
    --bg-primary: #0a0f1c;
    --bg-secondary: #0f1629;
    --bg-card: #141c33;
    --bg-card-hover: #1a2440;
    --surface: #1e293b;
    --border: rgba(56, 189, 195, 0.12);
    --border-subtle: rgba(255, 255, 255, 0.06);

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent: #38bdc3;
    --accent-light: #5dd8de;
    --accent-dim: rgba(56, 189, 195, 0.15);
    --accent-glow: rgba(56, 189, 195, 0.25);

    --font-display: 'Sora', sans-serif;
    --font-body: 'DM Sans', sans-serif;

    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
strong { color: var(--text-primary); font-weight: 600; }
em { font-style: normal; color: var(--accent); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 12px;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #2a9fa4);
    color: var(--bg-primary);
    box-shadow: 0 4px 24px rgba(56, 189, 195, 0.25);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(56, 189, 195, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border);
    backdrop-filter: blur(8px);
}
.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}

.btn-nav {
    padding: 10px 24px;
    font-size: 0.85rem;
    border-radius: 10px;
}

.btn-lg { padding: 18px 40px; font-size: 1rem; }

/* ---- Navbar ---- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.4s var(--ease-out);
}

.navbar.scrolled {
    background: rgba(10, 15, 28, 0.85);
    backdrop-filter: blur(20px) saturate(1.2);
    border-bottom: 1px solid var(--border-subtle);
    padding: 10px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--text-primary);
}

.logo-icon { width: 36px; height: 36px; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.3s;
    letter-spacing: 0.02em;
}
.nav-links a:hover { color: var(--accent); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s var(--ease-out);
}

/* ---- Hero ---- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56, 189, 195, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56, 189, 195, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    animation: float 8s ease-in-out infinite;
}

.hero-glow-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(56, 189, 195, 0.12), transparent 70%);
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
}

.hero-glow-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(56, 189, 195, 0.06), transparent 70%);
    bottom: 10%;
    right: 10%;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-20px); }
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 820px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 100px;
    background: var(--accent-dim);
    border: 1px solid var(--border);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--accent);
    margin-bottom: 32px;
    opacity: 0;
    animation: fadeUp 0.8s var(--ease-out) 0.2s forwards;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-title-line {
    display: block;
    opacity: 0;
    animation: fadeUp 0.8s var(--ease-out) forwards;
}
.hero-title-line:nth-child(1) { animation-delay: 0.3s; }
.hero-title-line:nth-child(2) { animation-delay: 0.45s; }
.hero-title-line.accent { color: var(--accent); }

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    opacity: 0;
    animation: fadeUp 0.8s var(--ease-out) 0.6s forwards;
}

.hero-tags {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 28px;
    opacity: 0;
    animation: fadeUp 0.8s var(--ease-out) 0.7s forwards;
}

.tag {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}
.tag-dot { color: var(--accent); font-size: 0.7rem; }

.hero-tech {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeUp 0.8s var(--ease-out) 0.8s forwards;
}

.tech-badge {
    padding: 6px 16px;
    border-radius: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.02em;
    transition: all 0.3s;
}
.tech-badge:hover {
    border-color: var(--border);
    color: var(--accent);
    background: var(--accent-dim);
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.8s var(--ease-out) 0.95s forwards;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    animation: fadeIn 1s var(--ease-out) 1.5s forwards;
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ---- Sections ---- */
.section {
    padding: 100px 0;
    position: relative;
}

.section-label {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.section-label::before {
    content: '';
    width: 32px;
    height: 1px;
    background: var(--accent);
}

/* ---- Animate ---- */
[data-animate] {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---- About ---- */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text h2 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.about-text p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-visual {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about-card {
    padding: 28px;
    border-radius: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    transition: all 0.4s var(--ease-out);
}
.about-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.about-card-icon {
    width: 40px;
    height: 40px;
    color: var(--accent);
    margin-bottom: 16px;
}

.about-card h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
}

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

/* ---- Challenge ---- */
.section-challenge {
    padding: 80px 0;
}

.challenge-wrapper {
    padding: 48px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
    border: 1px solid var(--border-subtle);
    position: relative;
    overflow: hidden;
}
.challenge-wrapper::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.challenge-content {
    display: flex;
    align-items: flex-start;
    gap: 28px;
}

.challenge-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
}

.challenge-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 700px;
}

/* ---- Solution ---- */
.solution-content {
    max-width: 700px;
    margin-bottom: 48px;
}

.solution-content h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 16px;
}

.solution-content p {
    font-size: 1rem;
    color: var(--text-secondary);
}

.solution-modules {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.module-card {
    padding: 32px 24px;
    border-radius: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
}
.module-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform 0.4s var(--ease-out);
}
.module-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}
.module-card:hover::after { transform: scaleX(1); }

.module-num {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-dim);
    line-height: 1;
    margin-bottom: 20px;
    transition: color 0.3s;
}
.module-card:hover .module-num { color: var(--accent-glow); }

.module-card h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.module-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ---- Features ---- */
.section-features {
    background: var(--bg-secondary);
}

.features-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 48px;
    max-width: 500px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
    background: var(--border-subtle);
    border-radius: 20px;
    overflow: hidden;
}

.feature-item {
    display: flex;
    gap: 20px;
    padding: 32px;
    background: var(--bg-secondary);
    transition: background 0.3s;
}
.feature-item:hover { background: var(--bg-card); }

.feature-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--accent-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    transition: all 0.3s;
}
.feature-item:hover .feature-icon {
    background: var(--accent);
    color: var(--bg-primary);
}
.feature-icon svg { width: 22px; height: 22px; }

.feature-text h3 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.feature-text p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Feature illustration cell */
.feature-illustration {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card) !important;
    padding: 24px;
}
.feature-illo {
    width: 100%;
    max-width: 280px;
    height: auto;
    opacity: 0.9;
}

/* ---- Results ---- */
.results-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 48px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.result-card {
    padding: 36px 28px;
    border-radius: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    text-align: center;
    transition: all 0.4s var(--ease-out);
}
.result-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.result-number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    display: inline;
}

.result-number-text {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}

.result-unit {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    display: inline;
    margin-left: 2px;
}

.result-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent);
    margin-top: 4px;
}

.result-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 12px;
    line-height: 1.5;
}

.result-icon-wrap {
    width: 48px;
    height: 48px;
    margin: 0 auto 8px;
}

/* ---- CTA ---- */
.section-cta {
    padding: 80px 0 100px;
}

.cta-wrapper {
    padding: 64px;
    border-radius: 24px;
    background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
    border: 1px solid var(--border);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56, 189, 195, 0.08), transparent 70%);
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
}

.cta-wrapper h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: 16px;
    position: relative;
}

.cta-wrapper p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
}

/* ---- Footer ---- */
.footer {
    padding: 60px 0 32px;
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-primary);
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.15em;
}
.footer-logo .logo-icon { width: 28px; height: 28px; }

.footer-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.7;
    max-width: 320px;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-nav h4 {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.footer-nav a,
.footer-nav span {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color 0.3s;
    line-height: 1.4;
}
.footer-nav a:hover { color: var(--accent); }

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}
.footer-tagline {
    font-family: var(--font-display);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    color: var(--accent) !important;
    opacity: 0.6;
}

/* ---- Contact Section ---- */
.section-contact {
    padding: 60px 0 100px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 48px;
    align-items: start;
}

.contact-info h2 {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 2.5vw, 1.9rem);
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 16px;
}

.contact-info > p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.contact-channels {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-channel {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border-radius: 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    transition: all 0.3s var(--ease-out);
}
.contact-channel:hover {
    border-color: var(--border);
    transform: translateX(4px);
}

.channel-icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.channel-icon svg { width: 22px; height: 22px; }

.contact-channel.wa .channel-icon {
    background: rgba(37, 211, 102, 0.12);
    color: #25d366;
}
.contact-channel.email .channel-icon {
    background: var(--accent-dim);
    color: var(--accent);
}

.channel-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.channel-label {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
}

.channel-value {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.channel-arrow {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    transition: all 0.3s;
}
.contact-channel:hover .channel-arrow {
    color: var(--accent);
    transform: translate(2px, -2px);
}

/* Form Card */
.form-card {
    padding: 36px;
    border-radius: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
}

.form-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 24px;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}
.form-row .form-group { margin-bottom: 0; }

.form-group label {
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid var(--border-subtle);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: all 0.3s;
    outline: none;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.btn-submit {
    flex: 1;
}

.btn-wa {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    border: none;
    white-space: nowrap;
    background: #25d366;
    color: #fff;
    flex: 1;
}
.btn-wa:hover {
    background: #20bd5a;
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.btn-wa svg,
.btn-submit svg {
    flex-shrink: 0;
}

/* Form success toast */
.form-toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    padding: 16px 24px;
    border-radius: 12px;
    background: var(--bg-card);
    border: 1px solid var(--accent);
    color: var(--accent);
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    transform: translateY(120%);
    opacity: 0;
    transition: all 0.4s var(--ease-out);
    z-index: 9999;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}
.form-toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .solution-modules { grid-template-columns: repeat(2, 1fr); }
    .results-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-top { grid-template-columns: 1.5fr 1fr 1fr; }
    .footer-top > .footer-nav:last-child { display: none; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 24px;
        transition: right 0.4s var(--ease-out);
        border-left: 1px solid var(--border-subtle);
    }
    .nav-links.open { right: 0; }
    .nav-links a { font-size: 1rem; }

    .nav-toggle { display: flex; z-index: 1001; }
    .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .nav-toggle.active span:nth-child(2) { opacity: 0; }
    .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    .hero { padding: 100px 0 60px; }
    .hero-title { font-size: clamp(2rem, 8vw, 2.8rem); }

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

    .challenge-wrapper { padding: 32px; }
    .challenge-content { flex-direction: column; gap: 20px; }

    .solution-modules { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .results-grid { grid-template-columns: 1fr 1fr; }

    .cta-wrapper { padding: 40px 24px; }

    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .form-row { grid-template-columns: 1fr; }
    .form-actions { flex-direction: column; }
    
    .footer-top { 
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
    .footer-top > .footer-nav:last-child { display: flex; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-bottom { flex-direction: column; gap: 8px; align-items: flex-start; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .section { padding: 72px 0; }

    .hero-tech { gap: 8px; }
    .tech-badge { font-size: 0.7rem; padding: 5px 12px; }

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

    .results-grid { grid-template-columns: 1fr; }
    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; }

    .footer-top { grid-template-columns: 1fr; }
    .form-card { padding: 24px; }
}