/* ===== Homepage Variables ===== */
:root {
    --primary-light: #dbeafe;
    --primary-50: #eff6ff;
    --primary-deep: #0f1e3d;
    --accent: #06b6d4;
    --accent-dark: #0891b2;
    --success: #10b981;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-700: #374151;
    --section-padding: 100px 0;
    --container-lg: 1200px;
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.nav.scrolled {
    border-bottom-color: var(--gray-200);
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
}

.nav-inner {
    max-width: var(--container-lg);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-600);
    transition: color 0.2s;
    position: relative;
}

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

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--primary);
    color: white !important;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background 0.2s, transform 0.2s;
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

/* Mobile Menu */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-800);
    margin: 6px 0;
    transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===== Section Common ===== */
.section {
    padding: var(--section-padding);
}

.section-container {
    max-width: var(--container-lg);
    margin: 0 auto;
    padding: 0 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.section-dark {
    background: var(--gray-900);
    color: white;
}

.section-dark .section-title {
    color: white;
}

.section-dark .section-subtitle {
    color: var(--gray-400);
}

.section-gray {
    background: var(--gray-50);
}

.section-dark-deep {
    background: var(--primary-deep);
    color: white;
    position: relative;
    overflow: hidden;
}

.section-dark-deep::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -10%;
    width: 60%;
    height: 180%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.18) 0%, transparent 60%);
    pointer-events: none;
}

.section-dark-deep::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 50%;
    height: 160%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, transparent 60%);
    pointer-events: none;
}

.section-dark-deep .section-title {
    color: white;
}

.section-dark-deep .section-subtitle {
    color: rgba(255, 255, 255, 0.72);
}

.section-dark-deep .section-label {
    color: var(--accent);
}

/* ===== Hero ===== */
.hero-section {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, var(--primary-50) 0%, transparent 50%);
    z-index: -1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-bottom: 64px;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--primary-50);
    border: 1px solid var(--primary-light);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 32px;
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-500);
    max-width: 540px;
    margin: 0 0 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-illustration {
    width: 100%;
    max-width: 480px;
    height: auto;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
    color: white;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: white;
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.2s, transform 0.2s;
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 64px;
}

.hero-stat-number.pulse-once {
    animation: heroStatPulse 0.9s ease-out 1;
}

@keyframes heroStatPulse {
    0%   { transform: scale(1); }
    40%  { transform: scale(1.08); color: var(--primary); }
    100% { transform: scale(1); }
}

/* Hero Trust Strip */
.hero-trust-strip {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 24px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px dashed var(--gray-200);
}

.hero-trust-strip span {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--gray-500);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    position: relative;
}

.hero-trust-strip span::after {
    content: '';
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--gray-300);
}

.hero-trust-strip span:last-child::after {
    display: none;
}

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

.hero-stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--gray-900);
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-top: 4px;
}

/* ===== About ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content h3 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 20px;
    line-height: 1.3;
}

.about-content p {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 32px;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-value {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.about-value-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-50);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.about-value-icon svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.about-value h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.about-value p {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0;
    line-height: 1.5;
}

.about-visual {
    background: linear-gradient(135deg, var(--primary-50), #f0f9ff);
    border-radius: 24px;
    padding: 48px;
    position: relative;
}

.about-card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.about-card-stat {
    display: flex;
    justify-content: space-between;
    margin-bottom: 24px;
}

.about-card-stat-item {
    text-align: center;
}

.about-card-stat-item .number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.about-card-stat-item .label {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: 2px;
}

.about-tech-stack {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.about-tech-tag {
    padding: 6px 14px;
    background: var(--gray-50);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-700);
}

/* ===== Services ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: white;
    border-radius: 16px;
    padding: 40px 32px;
    border: 1px solid var(--gray-200);
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    border-color: var(--primary-light);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.4s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-50);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.service-card > p {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 24px;
}

.service-features {
    list-style: none;
    padding: 0;
}

.service-features li {
    padding: 6px 0;
    font-size: 0.88rem;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===== Capabilities ===== */
.capability-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    position: relative;
    z-index: 1;
}

.capability-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 32px 28px;
    transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
    position: relative;
}

.capability-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.06);
}

.capability-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: rgba(37, 99, 235, 0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.capability-card:hover .capability-icon {
    transform: scale(1.08);
}

.capability-icon svg {
    width: 24px;
    height: 24px;
    color: #93c5fd;
}

.capability-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    margin-bottom: 8px;
}

.capability-card p {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.6;
}

/* ===== Process ===== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
}

.process-grid::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 12.5%;
    right: 12.5%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary), var(--primary-light));
    z-index: 0;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.process-number {
    width: 80px;
    height: 80px;
    background: white;
    border: 3px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    margin: 0 auto 20px;
    transition: background 0.3s, color 0.3s;
}

.process-step:hover .process-number {
    background: var(--primary);
    color: white;
}

.process-step h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.process-step p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ===== Portfolio ===== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 32px;
}

.portfolio-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: transform 0.3s, box-shadow 0.3s;
    display: block;
}

.portfolio-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.portfolio-card-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.portfolio-card-industry {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    padding: 6px 12px;
    border-radius: 100px;
    background: rgba(15, 30, 61, 0.92);
    color: white;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    backdrop-filter: blur(6px);
    box-shadow: 0 4px 12px rgba(15, 30, 61, 0.25);
}

.portfolio-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(6, 182, 212, 0.1));
}

.portfolio-card-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.portfolio-card-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.portfolio-card-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
    z-index: 1;
}

.portfolio-card-body {
    padding: 28px;
}

.portfolio-card-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.portfolio-tag {
    padding: 4px 10px;
    background: var(--primary-50);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
}

.portfolio-card-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.portfolio-card-body p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.7;
}

.portfolio-card-tech-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed var(--gray-200);
}

.portfolio-card-tech-preview span {
    padding: 3px 10px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-700);
}

.portfolio-card-link {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--primary);
}

.portfolio-card-link svg {
    width: 16px;
    height: 16px;
    transition: transform 0.2s;
}

.portfolio-card:hover .portfolio-card-link svg {
    transform: translateX(4px);
}

/* ===== Contact ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
}

.contact-info > p {
    font-size: 1.05rem;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 40px;
}

.contact-channels {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-channel {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-channel-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-channel-icon svg {
    width: 22px;
    height: 22px;
    color: var(--primary-light);
}

.contact-channel-label {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-bottom: 2px;
}

.contact-channel-value {
    font-size: 0.95rem;
    color: white;
    font-weight: 500;
}

/* Contact Form */
.contact-form-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-300);
    margin-bottom: 8px;
}

.form-group label .required {
    color: #ef4444;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    color: white;
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.2s, background 0.2s;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-500);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: 2px solid var(--primary);
    outline-offset: 1px;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 6l3.5 4 3.5-4z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-select option {
    background: var(--gray-900);
    color: white;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

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

.form-submit {
    width: 100%;
    padding: 16px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
    font-family: inherit;
}

.form-submit:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.form-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* ===== Footer ===== */
.footer {
    background: #0a0f1c;
    padding: 64px 0 32px;
}

.footer-inner {
    max-width: var(--container-lg);
    margin: 0 auto;
    padding: 0 24px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    font-size: 1.25rem;
    font-weight: 800;
    color: white;
    margin-bottom: 12px;
}

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

.footer-brand p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 64px;
}

.footer-column h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gray-300);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-column ul {
    list-style: none;
    padding: 0;
}

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    font-size: 0.88rem;
    color: var(--gray-500);
    transition: color 0.2s;
}

.footer-column a:hover {
    color: white;
}

.footer-business {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    padding-bottom: 16px;
    text-align: center;
    font-size: 0.78rem;
    color: var(--gray-500);
    line-height: 1.8;
}

.footer-sep {
    margin: 0 8px;
    color: rgba(255, 255, 255, 0.15);
}

.footer-bottom {
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* ===== Scroll Animation ===== */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Toast ===== */
.toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    padding: 16px 24px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    font-size: 0.9rem;
    font-weight: 500;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateY(100px);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid #ef4444;
}

/* ===== FAQ ===== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 12px;
    margin-bottom: 12px;
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: border-color 0.2s;
}

.faq-item.active {
    border-color: var(--primary-light);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    text-align: left;
}

.faq-question span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
}

.faq-icon {
    width: 20px;
    height: 20px;
    color: var(--gray-400);
    transition: transform 0.3s;
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 24px 20px;
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===== Floating CTA ===== */
.floating-cta {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 14px 24px;
    background: var(--primary);
    color: white;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 600;
    align-items: center;
    gap: 8px;
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.4);
    z-index: 999;
    transition: transform 0.2s, background 0.2s;
}

.floating-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    color: white;
}

.floating-cta svg {
    width: 18px;
    height: 18px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .process-grid::before {
        display: none;
    }

    .capability-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

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

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

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

    .hero-subtitle {
        margin: 0 auto 40px;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .hero-illustration {
        max-width: 360px;
    }

    .about-visual {
        order: -1;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero-trust-strip {
        gap: 6px 20px;
    }

    .hero-trust-strip span {
        font-size: 0.74rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 72px 0;
    }

    .capability-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .capability-card {
        padding: 24px 20px;
    }

    .capability-icon {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        margin-bottom: 14px;
    }

    .capability-card h3 {
        font-size: 1rem;
    }

    .capability-card p {
        font-size: 0.82rem;
    }

    .hero-trust-strip {
        gap: 6px 16px;
        margin-top: 32px;
        padding-top: 24px;
    }

    .hero-trust-strip span {
        font-size: 0.7rem;
    }

    .hero-trust-strip span::after {
        right: -10px;
    }

    .portfolio-card-industry {
        top: 10px;
        left: 10px;
        font-size: 0.68rem;
        padding: 4px 10px;
    }

    .portfolio-card-tech-preview span {
        font-size: 0.72rem;
        padding: 2px 8px;
    }

    .nav-links {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 24px;
        gap: 0;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

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

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 14px 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--gray-100);
    }

    .nav-cta {
        margin-top: 12px;
        justify-content: center;
    }

    .nav-toggle {
        display: block;
    }

    .hero-section {
        padding: 120px 0 80px;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

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

    .hero-visual {
        display: none;
    }

    .hero-stats {
        gap: 32px;
    }

    .hero-stat-number {
        font-size: 1.5rem;
    }

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

    .process-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

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

    .footer-top {
        flex-direction: column;
        gap: 40px;
    }

    .footer-links {
        gap: 32px;
    }

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

@media (max-width: 768px) {
    .floating-cta {
        display: inline-flex;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

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

    .hero-trust-strip {
        flex-direction: row;
        gap: 6px 12px;
    }

    .footer-links {
        flex-direction: column;
        gap: 24px;
    }
}