/* ===========================
   BookBazar – Author Onboarding
   Green Theme (matching logo)
   =========================== */

:root {
    /* Brand Colors from Logo */
    --green-dark:    #2E7D32;   /* BOOK – dark forest green */
    --green-mid:     #388E3C;
    --green-light:   #A5D6A7;   /* BAZAR – light mint green */
    --green-xlight:  #E8F5E9;

    /* Backgrounds */
    --bg-deep:   #071a08;
    --bg-mid:    #0d2b0f;
    --bg-panel:  rgba(255,255,255,0.04);

    /* Text */
    --text-main:  #f0faf1;
    --text-muted: #7dbf82;

    /* Accents */
    --accent-glow: rgba(46, 125, 50, 0.35);
    --border:      rgba(165, 214, 167, 0.15);

    /* System */
    --radius-lg: 20px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 20px 60px rgba(0,0,0,0.4);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg-deep);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    position: relative;
    overflow-x: hidden;
}

/* ── Animated Background ── */
.background {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: radial-gradient(ellipse at 20% 20%, #0a2e0c 0%, #071a08 60%, #050f06 100%);
    overflow: hidden;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(46,125,50,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(46,125,50,0.06) 1px, transparent 1px);
    background-size: 50px 50px;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    animation: drift 20s infinite alternate ease-in-out;
}
.shape-1 { width:500px; height:500px; background:rgba(46,125,50,0.25); top:-10%; left:-10%; }
.shape-2 { width:400px; height:400px; background:rgba(165,214,167,0.12); bottom:-15%; right:-8%; animation-delay:-7s; }
.shape-3 { width:300px; height:300px; background:rgba(56,142,60,0.18); top:45%; left:50%; animation-delay:-13s; }

@keyframes drift {
    from { transform: translate(0,0) scale(1); }
    to   { transform: translate(40px,60px) scale(1.1); }
}

/* ── Layout ── */
.container { width:100%; max-width:820px; z-index:1; }

/* ── Header ── */
.header {
    text-align: center;
    margin-bottom: 2rem;
    animation: fadeSlideDown 0.8s ease-out;
}

.logo-img {
    height: 64px;
    width: auto;
    object-fit: contain;
    margin-bottom: 0.75rem;
    filter: drop-shadow(0 4px 12px rgba(46,125,50,0.4));
}

.text-logo {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
    color: var(--green-dark);
}
.text-logo span { color: var(--green-light); }

.subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 300;
    margin-bottom: 1.5rem;
}

/* Step Indicators */
.step-indicators {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 0.6rem;
}
.step {
    width: 12px; height: 12px;
    border-radius: 50%;
    background: rgba(165,214,167,0.2);
    border: 2px solid rgba(165,214,167,0.3);
    transition: var(--transition);
}
.step.active, .step.done {
    background: var(--green-mid);
    border-color: var(--green-light);
    box-shadow: 0 0 10px rgba(46,125,50,0.6);
}
.step.done { background: var(--green-dark); }

.step-line {
    width: 60px; height: 2px;
    background: rgba(165,214,167,0.15);
    transition: var(--transition);
}
.step-line.done { background: var(--green-mid); }
.step-label {
    font-size: 0.85rem;
    color: var(--green-light);
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* ── Glass Panel ── */
.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,0.05);
    animation: fadeSlideUp 0.8s ease-out 0.15s both;
    position: relative;
    overflow: hidden;
}

.glass-panel::before {
    content: '';
    position: absolute;
    top: -1px; left: 20%; right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(165,214,167,0.4), transparent);
}

/* ── Multi-step form ── */
fieldset { border: none; }
.form-step { display: none; }
.form-step.active { display: block; animation: fadeIn 0.4s ease; }

/* Step Header */
.step-header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.8rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--border);
}
.step-icon {
    width: 48px; height: 48px;
    background: rgba(46,125,50,0.2);
    border: 1px solid rgba(46,125,50,0.3);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--green-light);
    flex-shrink: 0;
}
.step-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.2rem;
}
.step-desc { font-size: 0.875rem; color: var(--text-muted); }

/* ── Form Rows ── */
.row { display: flex; gap: 1.25rem; }
.row .input-wrapper { flex: 1; }
.form-group { margin-bottom: 1.25rem; }

label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(240,250,241,0.85);
    margin-bottom: 0.45rem;
    letter-spacing: 0.3px;
}
.required { color: #69f0ae; font-size: 0.8rem; }
.optional { color: var(--text-muted); font-weight: 300; font-size: 0.8rem; }

/* ── Inputs ── */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="tel"],
input[type="number"],
textarea,
select {
    width: 100%;
    background: rgba(0,0,0,0.25);
    border: 1px solid rgba(165,214,167,0.12);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.1rem;
    color: var(--text-main);
    font-size: 0.95rem;
    font-family: 'Outfit', sans-serif;
    outline: none;
    transition: var(--transition);
}

input::placeholder, textarea::placeholder {
    color: rgba(255,255,255,0.25);
}

input:focus, textarea:focus, select:focus {
    background: rgba(0,0,0,0.4);
    border-color: var(--green-mid);
    box-shadow: 0 0 0 3px rgba(46,125,50,0.2);
}

input.error, select.error, textarea.error {
    border-color: #ef5350 !important;
    box-shadow: 0 0 0 3px rgba(239,83,80,0.15) !important;
}

/* Error messages */
.error-msg {
    display: none;
    font-size: 0.78rem;
    color: #ef9a9a;
    margin-top: 0.35rem;
    padding-left: 2px;
}
.error-msg.show { display: block; }
.inline-err { display: inline-block; margin-left: 0.5rem; }

/* ── Select ── */
.select-wrapper { position: relative; }
.select-arrow {
    position: absolute; right: 1rem; top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--text-muted);
}
select { appearance: none; -webkit-appearance: none; cursor: pointer; padding-right: 2.5rem; }
select option { background: #0d2b0f; color: var(--text-main); }

/* ── Input with icon prefix ── */
.input-icon-wrapper { position: relative; }
.input-prefix {
    position: absolute;
    left: 1rem; top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
    pointer-events: none;
    z-index: 1;
}
.input-icon-wrapper input { padding-left: 2.6rem; }

textarea { resize: vertical; min-height: 110px; }

/* ── Checkbox ── */
.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: wrap;
}
.checkbox-group input[type="checkbox"] {
    appearance: none; -webkit-appearance: none;
    width: 20px; height: 20px;
    border: 2px solid rgba(165,214,167,0.3);
    border-radius: 5px;
    background: rgba(0,0,0,0.25);
    cursor: pointer;
    flex-shrink: 0;
    position: relative;
    transition: var(--transition);
}
.checkbox-group input[type="checkbox"]:checked {
    background: var(--green-mid);
    border-color: var(--green-light);
}
.checkbox-group input[type="checkbox"]:checked::after {
    content: "✓";
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 12px;
    font-weight: bold;
}
.checkbox-group label {
    margin-bottom: 0;
    font-weight: 300;
    font-size: 0.9rem;
    color: var(--text-muted);
    cursor: pointer;
}
.checkbox-group a { color: var(--green-light); text-decoration: none; }
.checkbox-group a:hover { text-decoration: underline; }

/* ── Divider ── */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
    margin: 1.5rem 0;
}

/* ── API Error ── */
.api-error {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    background: rgba(239,83,80,0.1);
    border: 1px solid rgba(239,83,80,0.3);
    color: #ef9a9a;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

/* ── Navigation Buttons ── */
.nav-btns {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    gap: 1rem;
}

.next-btn, .submit-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: linear-gradient(135deg, var(--green-dark), var(--green-mid));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    padding: 0.85rem 1.75rem;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 6px 20px rgba(46,125,50,0.35);
    text-decoration: none;
}
.next-btn:hover, .submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(46,125,50,0.5);
}
.next-btn:active, .submit-btn:active { transform: translateY(0); }

.back-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.5rem;
    font-size: 0.95rem;
    font-family: 'Outfit', sans-serif;
    cursor: pointer;
    transition: var(--transition);
}
.back-btn:hover { color: var(--text-main); border-color: rgba(165,214,167,0.3); }

.outline-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: transparent;
    color: var(--green-light);
    border: 1px solid rgba(165,214,167,0.3);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.75rem;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    cursor: pointer;
    transition: var(--transition);
}
.outline-btn:hover {
    background: rgba(165,214,167,0.08);
    border-color: var(--green-light);
}

/* ── Spinner ── */
.spinner {
    width: 18px; height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── SUCCESS VIEW ── */
.success-container {
    text-align: center;
    padding: 3.5rem 2.5rem;
}

.success-animation {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.success-circle {
    width: 100px; height: 100px;
    background: linear-gradient(135deg, var(--green-dark), var(--green-mid));
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 0 40px rgba(46,125,50,0.5);
    position: relative;
    z-index: 1;
}

.success-rings { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(46,125,50,0.4);
    animation: expandRing 2s ease-out infinite;
}
.ring-1 { width:110px; height:110px; animation-delay:0s; }
.ring-2 { width:130px; height:130px; animation-delay:0.4s; }
.ring-3 { width:150px; height:150px; animation-delay:0.8s; }

@keyframes expandRing {
    0%   { transform:scale(0.9); opacity:0.8; }
    100% { transform:scale(1.4); opacity:0; }
}

/* SVG Checkmark Animation */
.checkmark { width:52px; height:52px; }
.checkmark-circle {
    stroke: rgba(255,255,255,0.3);
    stroke-width: 2;
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    animation: strokeDraw 0.6s cubic-bezier(0.65, 0, 0.45, 1) 0.3s forwards;
}
.checkmark-check {
    stroke: #fff;
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    animation: strokeDraw 0.4s cubic-bezier(0.65, 0, 0.45, 1) 0.9s forwards;
}
@keyframes strokeDraw { to { stroke-dashoffset: 0; } }

.success-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    background: linear-gradient(135deg, var(--green-light), #69f0ae);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.success-message {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
    max-width: 440px;
    margin: 0 auto 1.5rem;
}
.success-message strong { color: var(--green-light); }

.success-details {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    text-align: left;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem 1.5rem;
}
.success-details span { display: block; }
.success-details strong { color: var(--text-main); }

.success-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.success-cta { text-decoration: none; }

/* ── Animations ── */
@keyframes fadeSlideDown {
    from { opacity:0; transform:translateY(-24px); }
    to   { opacity:1; transform:translateY(0); }
}
@keyframes fadeSlideUp {
    from { opacity:0; transform:translateY(24px); }
    to   { opacity:1; transform:translateY(0); }
}
@keyframes fadeIn {
    from { opacity:0; }
    to   { opacity:1; }
}

.hidden { display: none !important; }

/* ── Responsive ── */
@media (max-width: 640px) {
    .row { flex-direction: column; gap: 0; }
    .glass-panel { padding: 1.75rem 1.25rem; }
    .success-container { padding: 2.5rem 1.5rem; }
    .success-details { grid-template-columns: 1fr; }
    .nav-btns { flex-direction: column-reverse; }
    .next-btn, .submit-btn, .back-btn { width: 100%; justify-content: center; }
}