/* Hero Section */
.hero {
    background: linear-gradient(180deg, #fafbff 0%, #ffffff 100%);
    padding: 140px 0 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33%       { transform: translate(30px, -30px) rotate(120deg); }
    66%       { transform: translate(-20px, 20px) rotate(240deg); }
}

.hero h1 {
    font-size: 3.2em;
    margin-bottom: 20px;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    position: relative;
    z-index: 1;
}

.hero .subtitle {
    font-size: 1.2em;
    color: var(--gray);
    font-weight: 500;
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Contact Section */
.contact-section {
    padding: 80px 0 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #fafbff 100%);
    flex: 1;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 64px;
    align-items: start;
}

.contact-form-column {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.contact-form-column > * {
    width: 100%;
}

/* Info Cards */
.contact-info h2 {
    font-size: 2em;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--gray);
    font-size: 1.05em;
    line-height: 1.8;
    margin-bottom: 40px;
}

.info-card {
    background: #fafbff;
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.info-card:hover {
    border-color: rgba(99, 102, 241, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

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

.info-icon {
    width: 52px;
    height: 52px;
    background: var(--gradient);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4em;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.info-card-text h4 {
    font-size: 1em;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.info-card-text p,
.info-card-text a {
    font-size: 0.95em;
    color: var(--gray);
    text-decoration: none;
    transition: color 0.2s ease;
}

.info-card-text a:hover {
    color: var(--primary);
}

/* Form Card */
.form-card {
    background: white;
    border-radius: 32px;
    padding: 48px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    border: 3px solid transparent;
    background-image: linear-gradient(white, white), var(--gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

.address-card {
    margin-top: 24px;
    padding: 28px 30px;
    border-radius: 28px;
    background: #ffffff;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 3px solid transparent;
    background-image: linear-gradient(white, white), var(--gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

.address-card-header {
    display: flex;
    align-items: center;
    gap: 18px;
}

.address-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.address-card-text h4 {
    font-size: 1.05em;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 4px;
}

.address-card-text p {
    font-size: 1em;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.address-card-text span {
    display: block;
    font-size: 0.95em;
    color: var(--gray);
    line-height: 1.6;
}

.address-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 44px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.form-card h3 {
    font-size: 1.6em;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-card > p {
    color: var(--gray);
    margin-bottom: 28px;
    font-size: 0.98em;
}

/* Step Indicator */
.form-steps {
    display: flex;
    align-items: center;
    margin-bottom: 32px;
}

.form-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.step-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid #e2e8f0;
    background: white;
    color: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9em;
    transition: all 0.3s ease;
}

.step-label {
    font-size: 0.75em;
    font-weight: 600;
    color: #94a3b8;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.form-step.active .step-number {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.35);
}

.form-step.active .step-label {
    color: var(--primary);
}

.form-step.completed .step-number {
    background: #10b981;
    border-color: #10b981;
    color: white;
}

.form-step.completed .step-label {
    color: #10b981;
}

.step-line {
    flex: 1;
    height: 2px;
    background: #e2e8f0;
    margin: 0 8px;
    margin-bottom: 20px;
    transition: background 0.3s ease;
}

.step-line.completed {
    background: #10b981;
}

/* Step Content */
.form-step-content {
    display: none;
}

.form-step-content.active {
    display: block;
    animation: fadeInUp 0.3s ease-out;
}

/* Step Navigation */
.step-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    gap: 12px;
}

.step-nav--end {
    justify-content: flex-end;
}

.back-btn {
    background: none;
    border: 2px solid #e2e8f0;
    color: var(--gray);
    padding: 12px 24px;
    border-radius: 100px;
    font-size: 0.95em;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
}

.back-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.next-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 100px;
    font-size: 0.95em;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.next-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    font-size: 0.93em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e2e8f0;
    border-radius: 14px;
    font-size: 1em;
    font-family: inherit;
    color: var(--dark);
    background: #fafbff;
    transition: all 0.3s ease;
    outline: none;
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #94a3b8;
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2364748b' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 18px center;
    cursor: pointer;
}

.submit-btn {
    padding: 12px 28px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 100px;
    font-size: 0.95em;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.submit-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn.sending {
    pointer-events: none;
    min-width: 160px;
}

.submit-btn .btn-text {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.submit-btn .btn-plane {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    white-space: nowrap;
    font-size: 0.95em;
    font-weight: 700;
}

.submit-btn .plane-icon {
    display: inline-block;
}

.submit-btn.sending .btn-text {
    opacity: 0;
    transform: scale(0.8);
}

.submit-btn.sending .btn-plane {
    opacity: 1;
    animation: flyPlane 0.6s ease-in-out forwards;
}

.submit-btn.sending .plane-icon {
    animation: shakePlane 0.4s ease-in-out 0.1s;
}

.submit-btn.sent {
    background: #10b981;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
    pointer-events: none;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.submit-btn.sent .btn-plane {
    opacity: 0;
}

.submit-btn.sent .btn-text {
    opacity: 1;
    transform: scale(1);
}

@keyframes flyPlane {
    0%   { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    30%  { transform: translate(-20%, -50%) scale(1.1); opacity: 1; }
    70%  { transform: translate(40%, -50%) scale(0.95); opacity: 0.8; }
    100% { transform: translate(120%, -50%) scale(0.8); opacity: 0; }
}

@keyframes shakePlane {
    0%   { transform: rotate(0deg); }
    25%  { transform: rotate(-8deg); }
    75%  { transform: rotate(8deg); }
    100% { transform: rotate(0deg); }
}

/* Success Message */
.success-message {
    display: none;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(5, 150, 105, 0.1) 100%);
    border: 2px solid #10b981;
    border-radius: 16px;
    padding: 20px 24px;
    margin-top: 20px;
    text-align: center;
    color: #065f46;
    font-weight: 600;
    font-size: 1em;
}

.success-message.visible {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

/* CTA Strip */
.cta-strip {
    background: var(--gradient);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-strip::before,
.cta-strip::after {
    content: '';
    position: absolute;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
}

.cta-strip::before {
    top: -125px;
    left: -125px;
    animation: float 15s ease-in-out infinite;
}

.cta-strip::after {
    bottom: -125px;
    right: -125px;
    animation: float 20s ease-in-out infinite reverse;
}

.cta-strip h2 {
    font-size: 2.4em;
    font-weight: 800;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.cta-strip p {
    font-size: 1.15em;
    opacity: 0.9;
    margin-bottom: 36px;
    position: relative;
    z-index: 1;
}

.cta-button {
    display: inline-block;
    background: white;
    color: var(--primary);
    padding: 18px 48px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 1.05em;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
}

.cta-button:hover {
    background: var(--light);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.1em;
    }

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

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

    .form-card {
        padding: 28px 24px;
    }

    .cta-strip h2 {
        font-size: 1.8em;
    }
}