/**
 * Auth Pages (Login & Register) - Tactile Gallery Theme
 */

.animate-in {
    animation: authFadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}
@keyframes authFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Auth Container & Grid */
.auth-container {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0 1rem 2rem 1rem;
    box-sizing: border-box;
    width: 100%;
}

@media (min-width: 768px) {
    .auth-container {
        padding: 2rem 2.5rem 4rem 2.5rem;
    }
}

@media (min-width: 1200px) {
    .auth-container {
        padding: 2rem 3rem 5rem 3rem;
    }
}

.auth-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: start;
    max-width: 64rem;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

@media (min-width: 1024px) {
    .auth-grid {
        grid-template-columns: 1fr 1fr;
        gap: 5rem;
        align-items: center;
    }
}

/* Landing / Features Section */
.landing-section {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

/* Background utilities from Stitch design */
.silk-gradient {
    background: linear-gradient(135deg, var(--background) 0%, var(--surface-container) 50%, var(--surface-container-highest) 100%);
    background-attachment: fixed;
    background-size: cover;
}

.glass-panel {
    background: rgba(255, 252, 247, 0.7);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: none;
}

.badge-ai {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1.25rem;
    background: var(--surface-container-highest);
    border-radius: var(--radius-full);
    width: fit-content;
}

.badge-ai-dot {
    position: relative;
    display: flex;
    width: 0.5rem;
    height: 0.5rem;
}

.badge-ai-ping {
    position: absolute;
    display: inline-flex;
    height: 100%;
    width: 100%;
    border-radius: var(--radius-full);
    background-color: var(--primary);
    opacity: 0.75;
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes ping {
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}

.badge-ai-inner {
    position: relative;
    display: inline-flex;
    border-radius: var(--radius-full);
    width: 0.5rem;
    height: 0.5rem;
    background-color: var(--primary);
}

.badge-ai-text {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: var(--font-label);
}

.text-hero {
    font-family: var(--font-headline);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--on-surface);
    margin: 0 0 1.5rem 0;
}

@media (min-width: 1024px) {
    .text-hero { font-size: 3.5rem; }
}

.text-description {
    color: var(--on-surface-variant);
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 400;
    line-height: 1.6;
    max-width: 32rem;
    margin: 0;
}

/* Auth Card */
.auth-card {
    background: rgba(255, 252, 247, 0.7);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 1.75rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 40px 60px -15px rgba(56, 56, 49, 0.08);
    border: none;
    width: 100%;
    box-sizing: border-box;
}

@media (min-width: 480px) {
    .auth-card { padding: 2.5rem; }
}

@media (min-width: 768px) {
    .auth-card { padding: 3rem; }
}

.auth-card-title {
    font-family: var(--font-headline);
    font-size: 1.75rem;
    font-weight: 800;
    margin: 0 0 0.5rem 0;
    color: var(--on-surface);
    letter-spacing: -0.02em;
}

.auth-card-subtitle {
    color: var(--on-surface-variant);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
}

/* Form Styles */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.input-group {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-label {
    font-family: var(--font-label);
    font-size: 0.6875rem;
    font-weight: 700;
    color: var(--on-surface-variant);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-left: 1rem;
}

.input-wrapper {
    position: relative;
}

.input-field {
    width: 100%;
    box-sizing: border-box;
    background-color: var(--surface-container-low);
    border: none; /* No-line rule */
    border-radius: var(--radius-md);
    padding: 1rem 3rem 1rem 3rem;
    outline: none;
    color: var(--on-surface);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    transition: all 0.3s ease;
}

.input-field:focus {
    background-color: var(--surface-container-lowest);
    box-shadow: 0 0 0 2px rgba(119, 90, 25, 0.2); /* Soft primary glow */
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--on-surface-variant);
    transition: color 0.2s ease;
    display: flex;
    align-items: center;
    pointer-events: none;
}

.input-wrapper:focus-within .input-icon {
    color: var(--primary);
}

.toggle-password {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--on-surface-variant);
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    transition: color 0.2s;
}

.toggle-password:hover {
    color: var(--on-surface);
}

/* Utility buttons in auth */
.btn-auth-submit {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
    color: var(--on-primary);
    border: none;
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-auth-submit:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 15px -3px rgba(119, 90, 25, 0.1);
}

.btn-auth-submit:active {
    transform: scale(0.98);
}

.auth-footer {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(186, 186, 176, 0.15); /* Ghost border */
    text-align: center;
}

.auth-footer-text {
    font-size: 0.875rem;
    color: var(--on-surface-variant);
    font-weight: 300;
}

.btn-link {
    background: none;
    border: none;
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    padding: 0;
    margin-left: 0.25rem;
    transition: text-decoration 0.2s ease;
}

.btn-link:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
}

.input-error {
    box-shadow: 0 0 0 2px var(--error) !important;
    background-color: var(--error-container) !important;
    color: var(--on-error-container) !important;
}

/* Landing Generic Section Styles */
.landing-features,
.landing-how-it-works,
.landing-use-cases,
.landing-pricing,
.landing-faq {
    margin-top: 5rem;
    padding-top: 4rem;
    border-top: 1px solid rgba(186, 186, 176, 0.15); /* Ghost border */
}

.section-title {
    font-family: var(--font-headline);
    font-size: 2rem;
    font-weight: 800;
    color: var(--on-surface);
    text-align: center;
    margin-bottom: 3.5rem;
    letter-spacing: -0.02em;
}

/* Features Grid (06-B) - Tactile */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

.feature-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    background: var(--surface-container-lowest);
    border: none;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: var(--surface-container-low);
    transform: translateY(-4px);
    box-shadow: 0 40px 60px -15px rgba(56, 56, 49, 0.05);
}

.feature-icon {
    width: 4rem;
    height: 4rem;
    border-radius: var(--radius-md);
    background: var(--surface-container-high);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
    font-size: 1.75rem;
}

.feature-title {
    font-family: var(--font-headline);
    font-weight: 700;
    color: var(--on-surface);
    margin: 0;
    font-size: 1.25rem;
}

.feature-desc {
    font-size: 0.9375rem;
    color: var(--on-surface-variant);
    margin: 0;
    line-height: 1.6;
    font-weight: 300;
}

/* How It Works (06-C) */
.how-it-works-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .how-it-works-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2.5rem;
    }
}

.step-card {
    background: var(--surface-container-low);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    border: none;
    text-align: center;
    transition: all 0.3s ease;
}

.step-card:hover {
    background: var(--surface-container-highest);
}

.step-number {
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
    color: var(--on-primary);
    font-family: var(--font-headline);
    font-size: 1.5rem;
    font-weight: 800;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.75rem auto;
}

.step-title {
    font-family: var(--font-headline);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--on-surface);
    margin-bottom: 1rem;
}

.step-desc {
    color: var(--on-surface-variant);
    font-size: 1rem;
    line-height: 1.6;
    font-weight: 300;
}

/* Use Cases (06-D) */
.use-cases-container {
    max-width: 48rem;
    margin: 0 auto;
    background: var(--surface-container-lowest);
    border-radius: var(--radius-lg);
    border: none;
    box-shadow: 0 40px 60px -15px rgba(56, 56, 49, 0.05); /* very soft shadow */
    overflow: hidden;
}

.use-case-item {
    border-bottom: 1px solid rgba(186, 186, 176, 0.15);
}

.use-case-item:last-child {
    border-bottom: none;
}

.use-case-header {
    width: 100%;
    text-align: left;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    font-family: var(--font-headline);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--on-surface);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.2s ease;
}

.use-case-header:hover {
    background-color: var(--surface-container-low);
}

.use-case-icon {
    transition: transform 0.3s ease;
    color: var(--on-surface-variant);
}

.use-case-item.active .use-case-icon {
    transform: rotate(180deg);
}

.use-case-body {
    padding: 0 2rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.use-case-item.active .use-case-body {
    padding: 0 2rem 1.5rem 2rem;
    max-height: 500px;
}

.use-case-text {
    color: var(--on-surface-variant);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    font-weight: 300;
}

/* Pricing Preview (06-E) */
.pricing-preview-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 64rem;
    margin: 0 auto;
}

/* Mobilde 3 kartı yan yana küçük boyutta göster */
@media (min-width: 480px) and (max-width: 767px) {
    .pricing-preview-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.75rem;
        overflow-x: auto;
    }
    .pricing-preview-card {
        min-width: 0;
    }
    .pricing-preview-card .pricing-title {
        font-size: 1.1rem;
    }
    .pricing-preview-card .pricing-desc {
        font-size: 0.75rem;
    }
    .pricing-btn {
        font-size: 0.8rem;
        padding: 0.75rem 0.5rem;
    }
}

@media (min-width: 768px) {
    .pricing-preview-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

.pricing-preview-card {
    background: var(--surface-container-lowest);
    padding: 2rem 1.5rem;
    border-radius: var(--radius-lg);
    border: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease;
    box-shadow: 0 40px 60px -15px rgba(56, 56, 49, 0.05);
    box-sizing: border-box;
}

.pricing-preview-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 40px 60px -15px rgba(56, 56, 49, 0.1);
}

.pricing-preview-card.popular {
    background: var(--surface-container-low);
    position: relative;
}

.pricing-badge {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--on-primary);
    font-family: var(--font-label);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-title {
    font-family: var(--font-headline);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--on-surface);
    margin-bottom: 0.5rem;
}

.pricing-desc {
    color: var(--on-surface-variant);
    font-size: 0.875rem;
    margin-bottom: 2rem;
    font-weight: 300;
}

.pricing-btn {
    width: 100%;
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-weight: 600;
    display: inline-block;
    text-decoration: none;
    box-sizing: border-box;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.btn-premium-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
    color: var(--on-primary);
    border: none;
}

.btn-premium-primary:hover {
    transform: scale(1.05);
}

.btn-premium-ghost {
    background: transparent;
    color: var(--primary);
    border: none;
}

.btn-premium-ghost:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
}

/* FAQ (06-F) */
.faq-container {
    max-width: 48rem;
    margin: 0 auto;
    background: var(--surface-container-lowest);
    border-radius: var(--radius-lg);
    border: none;
    box-shadow: 0 40px 60px -15px rgba(56, 56, 49, 0.05);
    overflow: hidden;
}

.faq-item {
    border-bottom: 1px solid rgba(186, 186, 176, 0.15);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-header {
    width: 100%;
    text-align: left;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    font-family: var(--font-headline);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--on-surface);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.2s ease;
}

.faq-header:hover {
    background-color: var(--surface-container-low);
}

.faq-icon {
    transition: transform 0.3s ease;
    color: var(--primary);
}

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

.faq-body {
    padding: 0 2rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-body {
    padding: 0 2rem 1.5rem 2rem;
    max-height: 500px;
}

.faq-text {
    color: var(--on-surface-variant);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    font-weight: 300;
}

/* Landing Pricing Skeleton animasyon */
@keyframes tg-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.4; }
}

/* Mobilde landing sol kolon gizle (auth kart önce gelsin) */
@media (max-width: 1023px) {
    .landing-section {
        display: none;
    }
}