:root {
    /* Color Palette */
    --primary-color: #4D2FB2;
    --primary-hover: #593ac0;
    --secondary-color: #B153D7;
    --secondary-hover: #933fb4;
    --danger-color: #dc3545;
    --danger-hover: #c82333;
    --pro-color: #ffc107;
    --static-white: #ffffff;

    --text-color-dark: #212529;
    --text-color-light: #6c757d;

    --background-color: #f3f3f3;
    --surface-color: #ffffff;
    --surface-color-dark: #f7f7f7;
    --border-color: #3b3c3d;
    --border-color-light: #bebebe;
    --border-color-lighter: #d3d3d3;

    /* Typography */
    --font-family: "Space Grotesk", sans-serif;

    /* Spacing & Sizing */
    --border-radius-big: 12px;
    --border-radius-medium: 6px;
    --border-radius-small: 4px;
    --container-width: 1140px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] {
    --background-color: #121212;
    --surface-color: #1e1e1e;
    --surface-color-dark: #252525;

    --text-color-dark: #f1f1f1;
    --text-color-light: #a0a0a0;

    --border-color: #333333;
    --border-color-light: #444444;
    --border-color-lighter: #555555;

    /* Adjust primary brightness if needed, though purple works on dark */
    --primary-color: #7b5ad6;
}

/* --- Global Styles & Resets --- */
*,
::before,
::after {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-color-dark);
    margin: 0;
    line-height: 1.4;
    padding-top: 100px;

    /* Sticky Footer Setup */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
    /* Pushes footer down */
}

h1 {
    font-size: 2.6rem;
    line-height: 4rem;
    font-weight: 400 !important;
}

h3 {
    font-size: 1.6rem;
}

h4 {
    font-size: 1.4rem;
    margin-bottom: 0.6rem;
}

h1,
h2,
h3,
h4 {
    line-height: 1.4;
    margin-top: 0;
    font-weight: 400;
}

p {
    margin-top: 0;
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: none;
    border-bottom: 1px solid var(--primary-color);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    /* Use flex for easy centering */
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    /* Remove underline from <a> tags used as buttons */
    text-wrap: nowrap;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--static-white);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: var(--static-white);
}

.btn-secondary {
    border-color: var(--border-color-light);
    background-color: var(--surface-color);
    color: var(--text-color-dark);
}

.btn-danger {
    background-color: var(--danger-color);
    color: var(--static-white);
}

.btn-danger:hover {
    background-color: var(--danger-hover);
    color: var(--static-white);
}

.btn-login {
    padding: 0.25rem 1rem;
    background-color: none;
    color: var(--text-color-dark);
    border: 1px solid transparent;
    border-radius: 30px;
}

.btn-login:hover {
    border: 1px solid var(--border-color);
}

.btn-signup {
    padding: 0.25rem 1rem;
    background-color: var(--border-color);
    color: var(--static-white);
    border: 1px solid var(--border-color);
    border-radius: 30px;
}

.btn-signup:hover {
    border: 1px solid var(--border-color);
    background-color: var(--surface-color);
    color: var(--text-color-dark);
}


.btn-lg {
    font-size: 1.1rem;
    padding: 0.8rem 1.25rem;
}

.btn-sm {
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
}

.btn-square {
    width: 36px;
    aspect-ratio: 1 / 1;
    padding: 0;
}

.btn-square-sm {
    width: 30px;
    aspect-ratio: 1 / 1;
    padding: 0;
}

.badge-tag {
    display: inline-block;
    background-color: #f8dbbd;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

/* --- Header & Navigation --- */
.main-header {
    position: fixed;
    top: 20px;
    left: 0;
    width: 100%;
    padding: 0 20px;
    z-index: 100;
    pointer-events: none;
    /* Let clicks pass through empty space */
}

.main-header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* Changed to center for better vertical alignment */
    position: relative;
}

/* 1. Logo Box */
.logo-box {
    background-color: var(--surface-color);
    padding: 0.8rem 1.5rem;
    border-radius: var(--border-radius-big);
    border: 1px solid var(--border-color);
    text-decoration: none;
    pointer-events: auto;
    /* Re-enable clicks */
    display: inline-flex;
    align-items: center;
    height: 56px;
    /* Explicit height to match nav-right elements */
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color-dark);
}

/* 2. Right Side Actions (Wrapper for Auth + Hamburger) */
.nav-right {
    display: flex;
    align-items: center;
    gap: 8px;
    pointer-events: auto;
    /* Enable clicks */
    background-color: var(--surface-color);
    padding: 6px;
    border-radius: var(--border-radius-big);
    border: 1px solid var(--border-color);
    height: 56px;
}

/* 3. Hamburger Button */
.hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: none;
    padding-left: 8px;
    padding-right: 8px;
    cursor: pointer;
    transition: transform 0.2s ease;
    height: 32px;
}

.hamburger:hover {
    transform: scale(1.05);
}

.hamburger .material-icons {
    font-size: 1.5rem;
    color: var(--text-color-dark);
}

/* 4. The Slide-Out Panel (Drawer) */
.nav-panel {
    position: fixed;
    top: 20px;
    right: 20px;
    bottom: 20px;
    height: calc(100vh - 40px);
    background-color: var(--surface-color);
    z-index: 200;
    transform: translateX(calc(100% + 20px));
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    padding: 2rem;
    pointer-events: auto;
    overflow-y: auto;
    border-radius: var(--border-radius-big);
    border: 1px solid var(--border-color);
    width: 30%;
}

/* Active State (Added via JS) */
.nav-panel.active {
    transform: translateX(0);
}

/* 5. Overlay (Dark background) */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
    z-index: 90;
    /* Behind panel, above content */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* 6. Content inside the Drawer */
.nav-header {
    display: flex;
    justify-content: end;
    padding-bottom: 0;
    position: absolute;
    top: 10px;
    right: 10px;
}

.close-menu-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    color: var(--text-color-dark);
}

.close-menu-btn:hover {
    background-color: var(--border-color-lighter);
}

.nav-links {
    list-style: none;
    width: 100%;
    padding: 0;
    text-align: right;
    margin: auto 0;
}

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

.nav-link {
    display: inline-block;
    font-size: 2.6rem;
    font-weight: 400;
    color: var(--text-color-dark);
    transition: color 0.2s;
    line-height: 4rem;
}

.nav-link:hover {
    color: var(--primary-color);
    margin-bottom: -1px;
}

/* --- User Session Styles (New Header Location) --- */
#user-session-cta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: 4px;
}

#user-menu {
    display: flex;
    align-items: center;
    gap: 5px;
}

#user-menu.hidden,
#login-button-nav.hidden {
    display: none;
}

/* The login button text */
.nav-cta {
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
}

/* The "Welcome / Profile" link text */
#welcome-link {
    font-weight: 600;
    color: var(--text-color-dark);
    text-decoration: none;
    text-transform: capitalize;
}

#welcome-link:hover {
    color: var(--primary-color);
}

/* --- Landing Page Sections --- */
.topgap {
    padding: 20px 0 0 0;
}

.topgap-big {
    padding: 20px 0 0 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 2fr 3fr;
    align-items: center;
    grid-template-areas:
        "hero-text hero-img"
        "hero-subtext hero-img"
        "hero-ctas hero-img";
}

.hero-text {
    grid-area: hero-text;
}

.hero-subtext {
    grid-area: hero-subtext;
}

.hero-ctas {
    grid-area: hero-ctas;
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.hero-img {
    grid-area: hero-img;
    align-self: stretch;
    min-width: 0;
}

/* Ensure the image inside respects the constraints */
.hero-img img,
.feature-card img {
    width: 100%;
    height: auto;
    object-fit: cover;
    max-height: 100%;
}

.hero {
    padding: 10rem 0 0 0;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero .subtitle {
    font-size: 1.2rem;
    color: var(--text-color-light);
    max-width: 800px;
    margin: 0 auto 2rem auto;
}

.how-it-works {
    padding: 4rem 0 0 0;
}

.features {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.25rem;
    margin-bottom: 3rem;
}

.steps-grid,
.features-grid,
.why-grid {
    display: grid;
    grid-gap: 1px;
    /* Creates the space for the border */
    background-color: var(--border-color);
    /* This will be the border color */
    border: 1px solid var(--border-color);
    /* Optional: for the outer border */
    border-radius: var(--border-radius-big);
    overflow: hidden;
}

.why-grid {
    gap: 0 !important
}

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

.features-grid {
    grid-template-columns: repeat(3, 1fr);
}

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

.step-card,
.feature-card {
    background: var(--surface-color);
    padding: 0;
}

.step-card {
    text-align: center;
}

.step-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    justify-content: space-between;
}

.feature-card .material-icons {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.feature-card>div {
    padding: 2rem 2rem 0 2rem;
}

.subtitle {
    padding: 1rem 0 2.6rem 0;
}

/* --- Footer --- */
.main-footer {
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
    color: var(--text-color-light);
    font-size: 0.9rem;
    position: relative;
}

.dark-mode-toggle {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 32px;
    /* Fixed size */
    height: 32px;
    padding: 0;
    /* Remove padding */
    cursor: pointer;
    color: var(--text-color-light);
    display: inline-flex;
    /* Use flexbox for centering */
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.dark-mode-toggle:hover {
    background-color: var(--surface-color);
    color: var(--primary-color);
}

/* ---
Styles for the Tool (`app.html`)
--- */
.app-main {
    margin: 50px auto 0 auto;
    background: var(--surface-color);
    padding: 2rem;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 1200px;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    grid-template-areas:
        "main format"
        "main info"
        "main customize"
        "main upload";
    border: 1px solid var(--border-color);
    background: var(--border-color);
    gap: 0;
    border-radius: var(--border-radius-big);
    overflow: hidden;
}

.sidebar {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.canvas-wrapper {
    flex: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--surface-color);
    padding: 1rem;
    min-height: 800px;
    position: relative;
    overflow: hidden;
    border-right: 1px solid var(--border-color);
}

#video-preview,
#safezone-canvas {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

#video-preview {
    z-index: 1;
    display: none;
}

#safezone-canvas {
    z-index: 2;
    background: none;
}

.controls,
.info-box,
.mask-controls,
.upload-actions {
    background-color: var(--surface-color);
    padding: 1rem 1rem 0 1rem;
}

.canvas-wrapper {
    grid-area: main;
}

.controls {
    grid-area: format;
}

.info-box {
    grid-area: info;
    padding-top: 0;
}

.mask-controls {
    grid-area: customize;
    padding-top: 0;
}

.upload-actions {
    grid-area: upload;
    padding-top: 0;
}



.mask-controls {
    height: 100%;
}

.platform-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding-bottom: 15px;
}

.platform-nav button {
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--border-color);
    background: var(--surface-color);
    color: var(--text-color-light);
    cursor: pointer;
    border-radius: 30px;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.platform-nav button:hover {
    background-color: #e9ecef;
}

.platform-nav button.active {
    background-color: var(--primary-color);
    color: var(--static-white);
    border-color: var(--primary-color);
}

.format-selector label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-color-light);
}

.format-selector select {
    width: 100%;
    border-radius: 30px;
    border: 1px solid var(--border-color);
    font-size: 1rem;
    font-family: var(--font-family);
    background: var(--surface-color-dark);
    color: var(--text-color-dark);
}

.info-box {
    text-align: left;
}

.info-box p {
    margin: 0 0 0.75rem 0;
    color: var(--text-color-light);
}

#format-description {
    white-space: pre-wrap;
    font-style: italic;
    font-size: 0.7rem;
}

#format-dimensions {
    font-weight: 400;
    color: var(--text-color-dark);
    display: flex;
}

#format-dimensions span {
    margin-right: 6px;
}

#format-link {
    font-size: 0.9rem;
}

.control-group {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.control-group label {
    font-size: 0.9rem;
    color: var(--text-color-light);
    width: 25%;
}

.clr-field {
    flex-grow: 1;
}

input[type="range"] {
    flex-grow: 1;
}

input[type="text"] {
    flex: 1;
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius-small);
}

input[type="number"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius-small);
    font-size: 14px;
}

input[type="date"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius-small);
}

textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius-small);
    resize: vertical;
}

select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius-small);
}

.actions {
    display: flex;
    justify-content: space-between;
    align-items: start;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1rem 1rem 1rem 1rem;
    border: 1px solid var(--border-color);
    border-top: 0px;
    background: var(--surface-color);
    border-radius: 0 0 var(--border-radius-big) var(--border-radius-big);
    overflow: hidden;
}

.upload-actions {
    display: block;
    padding: 1rem;
}

.upload-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.full-span {
    grid-column: 1 / -1;
}

.upload-wrapper {
    position: relative;
    width: 100%;
}

.btn-full {
    width: 100%;
    justify-content: center;
    gap: 8px;
    /* Space between icon and text */
}

.reset-link {
    font-size: 0.9rem;
    color: var(--text-color-light);
    text-decoration: underline;
    cursor: pointer;
}

.reset-link:hover {
    color: var(--danger-color);
}

.upload-label {
    display: inline-block;
}

/* Allow button styling */
.pro-badge {
    background: var(--pro-color);
    color: var(--text-color-dark);
    font-size: 0.8rem;
    font-weight: bold;
    padding: 5px;
    border-radius: var(--border-radius-small);
    position: absolute;
    top: -8px;
    right: -8px;
}

input[type="file"] {
    display: none;
}

.disabled,
button.disabled,
.btn-disabled {
    background-color: var(--border-color-light) !important;
    border-color: var(--border-color-light) !important;
    color: var(--text-color-light) !important;
    cursor: not-allowed;
    opacity: 0.7;
}

.disabled:hover,
button.disabled:hover {
    background-color: var(--text-color-light);
    /* Prevent hover effect */
}


/* --- Styles for Profile Page --- */
.profile-page h1 {
    text-align: center;
    margin-bottom: 2rem;
}

.profile-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 800px;
    margin: 8rem auto 0 auto;
}

.profile-sub-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    align-items: start;
}

.profile-card {
    background-color: var(--background-color);
    border-radius: var(--border-radius-medium);
}

.info-group {
    margin-bottom: 1rem;
}

.info-group label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-color-light);
    margin-bottom: 0.25rem;
}

.info-group p {
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
}

.profile-card p {
    color: var(--text-color-light);
}

.profile-card .btn {
    margin-top: 1rem;
}

/* ---
Styles for Campaign pages
--- */

.studio-features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-gap: 1px;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-big);
    overflow: hidden;
}

.studio-features-card {
    background: var(--surface-color);
    padding: 1rem;
}

.campaigns-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1px;
    align-items: start;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-big);
    overflow: hidden;
}

.campaigns-card {
    background: var(--surface-color);
    padding: 1rem;
    cursor: pointer;
}

.campaigns-card:hover {
    background: var(--surface-color-dark);
}

.campaign-header-section {
    background: var(--surface-color);
    padding: 1rem;
}

.campaign-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 15px;
}

.campaign-summary {
    margin-top: 20px;
    padding: 15px;
    background: rgb(248, 249, 250);
    border-radius: (--border-radius-medium);
    display: block;
}

.campaign-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.campaign-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1px;
    align-items: start;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-big);
    overflow: hidden;
}

.campaign-content-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1px;
}

.campaign-content {
    background: var(--surface-color);
    padding: 1rem;
    min-height: 100%;
}

.formats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    /* Add padding to contain the negative margins of the children */
    gap: 10px;
}

.formats-card {
    background: var(--surface-color);
    padding: 1.2rem;
    border: 1px solid var(--border-color-light);
    border-radius: 6px;
}

.creative-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.creative-card {
    background: var(--surface-color-dark);
    border: 1px solid var(--border-color-lighter);
    padding: 12px;
    display: flex;
    flex-direction: column;
    border-radius: 4px;
}

/* ---
Styles for Contact & Blog Pages
--- */
.contact-card {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2.5rem;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-big);
}

.contact-card p {
    margin-bottom: 1.5rem;
}

.contact-card strong {
    color: var(--text-color-dark);
}

.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.article-card {
    background: var(--surface-color);
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease-in-out;
    border-radius: var(--border-radius-big);
}

.article-card:hover {
    transform: translateY(-5px);
}

.article-card h2 {
    margin-bottom: 0.5rem;
}

.article-meta {
    font-size: 0.9rem;
    color: var(--text-color-light);
    margin-bottom: 1rem;
}

.article-excerpt {
    margin-bottom: 1.5rem;
}


.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    margin-bottom: 2rem;
}

.back-link:hover {
    border-bottom: 1px solid var(--primary-color);
    text-decoration: none;
}

.article-content h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.article-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.article-content h2 {
    font-size: 1.75rem;
    margin-top: 3rem;
    margin-bottom: 1rem;
}

/* ---
Styles for Pricing Page (`pricing.html`)
--- */
.pricing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    align-items: start;
    background: var(--border-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-big);
    overflow: hidden;
}

.price-card {
    background: var(--surface-color);
    padding: 2em;
    text-align: center;
    height: 100%;
}



.price-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

.price-description {
    color: var(--text-color-light);
    margin-bottom: 1.5rem;
}

.price {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.price .price-period {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-color-light);
}

.price-card .btn {
    width: 100%;
    margin-bottom: 2rem;
}

.features-list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.features-list .material-icons {
    color: var(--primary-color);
}

/* ---
Styles for Success Page (`success.html`)
--- */
.success-container {
    max-width: 600px;
    margin: 5rem auto;
    padding: 3rem;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow);
    text-align: center;
}

.success-icon .material-icons {
    font-size: 5rem;
    color: #198754;
    /* A standard success green */
}

.success-container h1 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

.success-container p {
    color: var(--text-color-light);
    font-size: 1.1rem;
    line-height: 1.7;
}

.redirect-message {
    margin-top: 2rem;
    font-weight: 500;
}

.manual-link {
    display: inline-block;
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

/* ---
Styles for Auth Page (`login.html`)
--- */
.form-container {
    max-width: 450px;
    margin: 4rem auto;
    padding: 2.5rem;
    background: var(--surface-color);
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.auth-tabs {
    display: flex;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.auth-footer-link {
    text-align: center;
    padding: 1rem 0 0 0;
}

.auth-tabs h2 {
    margin-bottom: 0;
    padding-bottom: 1rem;
    cursor: pointer;
    font-size: 1.25rem;
    color: var(--text-color-light);
    border-bottom: 2px solid transparent;
}

.auth-tabs h2.active {
    color: var(--text-color-dark);
    border-bottom-color: var(--primary-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border-radius: var(--border-radius-medium);
    border: 1px solid var(--border-color);
    font-size: 1rem;
    font-family: var(--font-family);
    background: var(--surface-color-dark);
    color: var(--text-color-dark);
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-color-light);
}

.auth-form.hidden {
    display: none;
}

.form-container .btn {
    width: 100%;
}

.message-box {
    padding: 1rem;
    border-radius: var(--border-radius-medium);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.message-box.success {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
}

.message-box.error {
    background-color: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
}

.message-box.hidden {
    display: none;
}

/* --- Collapsable Sections --- */
.collapsable-section {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color-lighter);
}

.collapsable-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    margin: 0;
    background-color: var(--surface-color-dark);
    border-bottom: 1px solid var(--border-color-lighter);
}

.collapsable-header:hover {
    background-color: #e9ecef;
}

.collapsable-header .collapse-icon {
    transition: transform 0.3s ease;
}

.collapsable-header.collapsed .collapse-icon {
    transform: rotate(-90deg);
}

.collapsable-content {
    padding: 1rem;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.collapsable-content.hidden {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
}

/* --- Modal Styles --- */
.modal {
    display: none;
    /* Hidden by default */
    position: fixed;
    /* Stay in place */
    z-index: 100;
    /* Sit on top */
    left: 0;
    top: 0;
    width: 100%;
    /* Full width */
    height: 100%;
    /* Full height */
    overflow: auto;
    /* Enable scroll if needed */
    background-color: rgba(0, 0, 0, 0.6);
    /* Black w/ opacity */
    justify-content: center;
    align-items: center;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background-color: #fefefe;
    margin: auto;
    padding: 25px;
    border: 1px solid #888;
    width: 90%;
    max-width: 500px;
    border-radius: 8px;
    position: relative;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.modal-content h2 {
    margin-top: 0;
    color: var(--text-color-dark);
    text-align: center;
    margin-bottom: 20px;
}

.close-button {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    top: 10px;
    right: 20px;
    cursor: pointer;
}

.close-button:hover,
.close-button:focus {
    color: #000;
    text-decoration: none;
    cursor: pointer;
}

#specs-content p {
    margin-bottom: 10px;
    font-size: 0.95rem;
}

#specs-content strong {
    color: var(--text-color-dark);
}

#specs-content ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

#specs-content li {
    background-color: var(--surface-color-dark);
    margin-bottom: 5px;
    padding: 8px 12px;
    border-radius: 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#specs-content li span:first-child {
    font-weight: 500;
    color: var(--text-color-dark);
}

#specs-content li span:last-child {
    color: var(--text-color-light);
    font-size: 0.85rem;
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    .nomobile {
        display: none;
    }

    .main-header {
        padding: 0 10px;
    }

    .main-header nav {
        background: var(--surface-color);
        border-radius: var(--border-radius-big);
        border: 1px solid var(--border-color);
    }

    .logo-box {
        padding: 0.8rem 1rem;
        background: none;
        border: none;
    }

    .nav-right {
        gap: 8px;
        background: none;
        border: none;
    }

    .btn-login {
        padding: 0.25rem 0.5rem;
    }

    .nav-panel {
        width: calc(100% - 20px);
        /* Full width drawer on mobile */
        right: 0;
        bottom: 0;
        top: 10px;
        height: calc(100% - 20px);
        transform: translateX(100%);
    }

    .nav-panel.active {
        transform: translateX(-10px);
    }

    /* Adjust header button size for mobile if needed */
    .nav-cta {
        padding: 0.5rem 0.8rem;
        font-size: 0.8rem;
    }



    .topgap {
        padding: 50px 10px 0 10px;
    }

    .topgap-big {
        padding: 20px 10px 0 10px;
    }

    .subtitle {
        padding: 1rem 0 2.6rem 0;
        width: 100%;
        margin: 0 auto;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "hero-text"
            "hero-img"
            "hero-subtext "
            "hero-ctas";
    }

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

    .features {
        padding: 2rem 0;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .app-main {
        padding: 1rem;
    }

    .actions {
        flex-direction: column;
        align-items: stretch;
    }

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

    .upload-wrapper {
        width: 100%;
    }

    .app-btn {
        width: 100%;
    }

    .actions .btn {
        width: 100%;
    }

    .canvas-wrapper {
        border-right: none;
        border-top: 1px solid var(--border-color);
        border-bottom: 1px solid var(--border-color);
        min-height: 600px;
    }

    #video-preview,
    #safezone-canvas {
        max-width: 90%;
        max-height: 90%;
    }

    .controls {
        padding: 1rem;
    }

    .info-box {
        padding-top: 1rem;
        padding-bottom: 1rem;
    }

    .content-wrapper {
        grid-template-columns: 1fr;
        grid-template-areas:
            "format"
            "main"
            "info"
            "customize"
            "upload";
    }

    .campaign-header {
        flex-direction: column;
    }

    .campaign-summary-grid,
    .campaign-content-grid,
    .formats-grid,
    .features-grid,
    .why-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 95%;
        padding: 15px;
    }
}